Home / 28,060.48-42,089.36-10,528.92

Finding the Fourth Proportional to 28,060.48, 42,089.36 and 10,528.92

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Solution

The fourth proportional to 28,060.48, 42,089.36 and 10,528.92 is: 15,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060.48 : 42,089.36 = 10,528.92 : x
  2. Step 2: Convert to fraction form
    28,060.48/42,089.36 = 10,528.92/x
  3. Step 3: Cross multiply
    28,060.48x = 42,089.36 × 10,528.92
  4. Step 4: Simplify right side
    28,060.48x = 443,155,504.29
  5. Step 5: Solve for x
    x = 443,155,504.29/28,060.48
  6. Step 6: Final answer
    x = 15,792.87

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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.