Home / 25,589.79-35,305.47-14,971.77

Finding the Fourth Proportional to 25,589.79, 35,305.47 and 14,971.77

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Solution

The fourth proportional to 25,589.79, 35,305.47 and 14,971.77 is: 20,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,589.79 : 35,305.47 = 14,971.77 : x
  2. Step 2: Convert to fraction form
    25,589.79/35,305.47 = 14,971.77/x
  3. Step 3: Cross multiply
    25,589.79x = 35,305.47 × 14,971.77
  4. Step 4: Simplify right side
    25,589.79x = 528,585,376.58
  5. Step 5: Solve for x
    x = 528,585,376.58/25,589.79
  6. Step 6: Final answer
    x = 20,656.10

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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.