Home / 25,589.87-35,309.34-14,259.08

Finding the Fourth Proportional to 25,589.87, 35,309.34 and 14,259.08

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Solution

The fourth proportional to 25,589.87, 35,309.34 and 14,259.08 is: 19,674.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,589.87 : 35,309.34 = 14,259.08 : x
  2. Step 2: Convert to fraction form
    25,589.87/35,309.34 = 14,259.08/x
  3. Step 3: Cross multiply
    25,589.87x = 35,309.34 × 14,259.08
  4. Step 4: Simplify right side
    25,589.87x = 503,478,792.08
  5. Step 5: Solve for x
    x = 503,478,792.08/25,589.87
  6. Step 6: Final answer
    x = 19,674.93

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.