Home / 21,854.48-32,801.36-11,332.08

Finding the Fourth Proportional to 21,854.48, 32,801.36 and 11,332.08

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Solution

The fourth proportional to 21,854.48, 32,801.36 and 11,332.08 is: 17,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854.48 : 32,801.36 = 11,332.08 : x
  2. Step 2: Convert to fraction form
    21,854.48/32,801.36 = 11,332.08/x
  3. Step 3: Cross multiply
    21,854.48x = 32,801.36 × 11,332.08
  4. Step 4: Simplify right side
    21,854.48x = 371,707,635.63
  5. Step 5: Solve for x
    x = 371,707,635.63/21,854.48
  6. Step 6: Final answer
    x = 17,008.30

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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.