Home / 13,566.02-18,731.93-9,033.12

Finding the Fourth Proportional to 13,566.02, 18,731.93 and 9,033.12

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Solution

The fourth proportional to 13,566.02, 18,731.93 and 9,033.12 is: 12,472.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.02 : 18,731.93 = 9,033.12 : x
  2. Step 2: Convert to fraction form
    13,566.02/18,731.93 = 9,033.12/x
  3. Step 3: Cross multiply
    13,566.02x = 18,731.93 × 9,033.12
  4. Step 4: Simplify right side
    13,566.02x = 169,207,726.36
  5. Step 5: Solve for x
    x = 169,207,726.36/13,566.02
  6. Step 6: Final answer
    x = 12,472.91

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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.