Home / 25,656.89-35,406.27-14,325.66

Finding the Fourth Proportional to 25,656.89, 35,406.27 and 14,325.66

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Solution

The fourth proportional to 25,656.89, 35,406.27 and 14,325.66 is: 19,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656.89 : 35,406.27 = 14,325.66 : x
  2. Step 2: Convert to fraction form
    25,656.89/35,406.27 = 14,325.66/x
  3. Step 3: Cross multiply
    25,656.89x = 35,406.27 × 14,325.66
  4. Step 4: Simplify right side
    25,656.89x = 507,218,185.89
  5. Step 5: Solve for x
    x = 507,218,185.89/25,656.89
  6. Step 6: Final answer
    x = 19,769.28

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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.