Home / 38,124.04-52,614.89-21,133.82

Finding the Fourth Proportional to 38,124.04, 52,614.89 and 21,133.82

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Solution

The fourth proportional to 38,124.04, 52,614.89 and 21,133.82 is: 29,166.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,124.04 : 52,614.89 = 21,133.82 : x
  2. Step 2: Convert to fraction form
    38,124.04/52,614.89 = 21,133.82/x
  3. Step 3: Cross multiply
    38,124.04x = 52,614.89 × 21,133.82
  4. Step 4: Simplify right side
    38,124.04x = 1,111,953,614.58
  5. Step 5: Solve for x
    x = 1,111,953,614.58/38,124.04
  6. Step 6: Final answer
    x = 29,166.73

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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.