Home / 23,557.02-32,506.80-12,947.22

Finding the Fourth Proportional to 23,557.02, 32,506.80 and 12,947.22

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Solution

The fourth proportional to 23,557.02, 32,506.80 and 12,947.22 is: 17,866.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,557.02 : 32,506.80 = 12,947.22 : x
  2. Step 2: Convert to fraction form
    23,557.02/32,506.80 = 12,947.22/x
  3. Step 3: Cross multiply
    23,557.02x = 32,506.80 × 12,947.22
  4. Step 4: Simplify right side
    23,557.02x = 420,872,691.10
  5. Step 5: Solve for x
    x = 420,872,691.10/23,557.02
  6. Step 6: Final answer
    x = 17,866.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.