Home / 19,925.52-29,886.66-7,445.04

Finding the Fourth Proportional to 19,925.52, 29,886.66 and 7,445.04

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Solution

The fourth proportional to 19,925.52, 29,886.66 and 7,445.04 is: 11,166.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.52 : 29,886.66 = 7,445.04 : x
  2. Step 2: Convert to fraction form
    19,925.52/29,886.66 = 7,445.04/x
  3. Step 3: Cross multiply
    19,925.52x = 29,886.66 × 7,445.04
  4. Step 4: Simplify right side
    19,925.52x = 222,507,379.17
  5. Step 5: Solve for x
    x = 222,507,379.17/19,925.52
  6. Step 6: Final answer
    x = 11,166.95

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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.