Home / 28,534.32-42,793.12-10,752.15

Finding the Fourth Proportional to 28,534.32, 42,793.12 and 10,752.15

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Solution

The fourth proportional to 28,534.32, 42,793.12 and 10,752.15 is: 16,125.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534.32 : 42,793.12 = 10,752.15 : x
  2. Step 2: Convert to fraction form
    28,534.32/42,793.12 = 10,752.15/x
  3. Step 3: Cross multiply
    28,534.32x = 42,793.12 × 10,752.15
  4. Step 4: Simplify right side
    28,534.32x = 460,117,911.34
  5. Step 5: Solve for x
    x = 460,117,911.34/28,534.32
  6. Step 6: Final answer
    x = 16,125.07

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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.