Home / 25,432.89-35,097.02-14,102.40

Finding the Fourth Proportional to 25,432.89, 35,097.02 and 14,102.40

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Solution

The fourth proportional to 25,432.89, 35,097.02 and 14,102.40 is: 19,461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.89 : 35,097.02 = 14,102.40 : x
  2. Step 2: Convert to fraction form
    25,432.89/35,097.02 = 14,102.40/x
  3. Step 3: Cross multiply
    25,432.89x = 35,097.02 × 14,102.40
  4. Step 4: Simplify right side
    25,432.89x = 494,952,144.34
  5. Step 5: Solve for x
    x = 494,952,144.34/25,432.89
  6. Step 6: Final answer
    x = 19,461.11

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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.