Home / 60,428.20-90,674.70-25,371.40

Finding the Fourth Proportional to 60,428.20, 90,674.70 and 25,371.40

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Solution

The fourth proportional to 60,428.20, 90,674.70 and 25,371.40 is: 38,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,428.20 : 90,674.70 = 25,371.40 : x
  2. Step 2: Convert to fraction form
    60,428.20/90,674.70 = 25,371.40/x
  3. Step 3: Cross multiply
    60,428.20x = 90,674.70 × 25,371.40
  4. Step 4: Simplify right side
    60,428.20x = 2,300,544,083.58
  5. Step 5: Solve for x
    x = 2,300,544,083.58/60,428.20
  6. Step 6: Final answer
    x = 38,070.70

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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.