Home / 62,428.20-93,642.30-18,056.40

Finding the Fourth Proportional to 62,428.20, 93,642.30 and 18,056.40

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Solution

The fourth proportional to 62,428.20, 93,642.30 and 18,056.40 is: 27,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,428.20 : 93,642.30 = 18,056.40 : x
  2. Step 2: Convert to fraction form
    62,428.20/93,642.30 = 18,056.40/x
  3. Step 3: Cross multiply
    62,428.20x = 93,642.30 × 18,056.40
  4. Step 4: Simplify right side
    62,428.20x = 1,690,842,825.72
  5. Step 5: Solve for x
    x = 1,690,842,825.72/62,428.20
  6. Step 6: Final answer
    x = 27,084.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.