Home / 60,002.16-90,003.28-15,628.80

Finding the Fourth Proportional to 60,002.16, 90,003.28 and 15,628.80

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Solution

The fourth proportional to 60,002.16, 90,003.28 and 15,628.80 is: 23,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,002.16 : 90,003.28 = 15,628.80 : x
  2. Step 2: Convert to fraction form
    60,002.16/90,003.28 = 15,628.80/x
  3. Step 3: Cross multiply
    60,002.16x = 90,003.28 × 15,628.80
  4. Step 4: Simplify right side
    60,002.16x = 1,406,643,262.46
  5. Step 5: Solve for x
    x = 1,406,643,262.46/60,002.16
  6. Step 6: Final answer
    x = 23,443.21

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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.