Home / 16,681.02-25,024.56-7,915.85

Finding the Fourth Proportional to 16,681.02, 25,024.56 and 7,915.85

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Solution

The fourth proportional to 16,681.02, 25,024.56 and 7,915.85 is: 11,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.02 : 25,024.56 = 7,915.85 : x
  2. Step 2: Convert to fraction form
    16,681.02/25,024.56 = 7,915.85/x
  3. Step 3: Cross multiply
    16,681.02x = 25,024.56 × 7,915.85
  4. Step 4: Simplify right side
    16,681.02x = 198,090,538.15
  5. Step 5: Solve for x
    x = 198,090,538.15/16,681.02
  6. Step 6: Final answer
    x = 11,875.21

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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.