Home / 25,432.89-35,097.81-14,102.87

Finding the Fourth Proportional to 25,432.89, 35,097.81 and 14,102.87

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Solution

The fourth proportional to 25,432.89, 35,097.81 and 14,102.87 is: 19,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.89 : 35,097.81 = 14,102.87 : x
  2. Step 2: Convert to fraction form
    25,432.89/35,097.81 = 14,102.87/x
  3. Step 3: Cross multiply
    25,432.89x = 35,097.81 × 14,102.87
  4. Step 4: Simplify right side
    25,432.89x = 494,979,851.71
  5. Step 5: Solve for x
    x = 494,979,851.71/25,432.89
  6. Step 6: Final answer
    x = 19,462.19

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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.