Home / 28,537.02-42,805.53-15,472.13

Finding the Fourth Proportional to 28,537.02, 42,805.53 and 15,472.13

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Solution

The fourth proportional to 28,537.02, 42,805.53 and 15,472.13 is: 23,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,537.02 : 42,805.53 = 15,472.13 : x
  2. Step 2: Convert to fraction form
    28,537.02/42,805.53 = 15,472.13/x
  3. Step 3: Cross multiply
    28,537.02x = 42,805.53 × 15,472.13
  4. Step 4: Simplify right side
    28,537.02x = 662,292,510.85
  5. Step 5: Solve for x
    x = 662,292,510.85/28,537.02
  6. Step 6: Final answer
    x = 23,208.19

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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.