Home / 29,135.04-43,702.56-12,484.32

Finding the Fourth Proportional to 29,135.04, 43,702.56 and 12,484.32

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Solution

The fourth proportional to 29,135.04, 43,702.56 and 12,484.32 is: 18,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135.04 : 43,702.56 = 12,484.32 : x
  2. Step 2: Convert to fraction form
    29,135.04/43,702.56 = 12,484.32/x
  3. Step 3: Cross multiply
    29,135.04x = 43,702.56 × 12,484.32
  4. Step 4: Simplify right side
    29,135.04x = 545,596,743.86
  5. Step 5: Solve for x
    x = 545,596,743.86/29,135.04
  6. Step 6: Final answer
    x = 18,726.48

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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.