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Finding the Fourth Proportional to 15,798.52, 21,801.06 and 9,083.08

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Solution

The fourth proportional to 15,798.52, 21,801.06 and 9,083.08 is: 12,534.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798.52 : 21,801.06 = 9,083.08 : x
  2. Step 2: Convert to fraction form
    15,798.52/21,801.06 = 9,083.08/x
  3. Step 3: Cross multiply
    15,798.52x = 21,801.06 × 9,083.08
  4. Step 4: Simplify right side
    15,798.52x = 198,020,772.06
  5. Step 5: Solve for x
    x = 198,020,772.06/15,798.52
  6. Step 6: Final answer
    x = 12,534.13

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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.