Home / 36,127.68-49,838.40-22,691.76

Finding the Fourth Proportional to 36,127.68, 49,838.40 and 22,691.76

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Solution

The fourth proportional to 36,127.68, 49,838.40 and 22,691.76 is: 31,303.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.68 : 49,838.40 = 22,691.76 : x
  2. Step 2: Convert to fraction form
    36,127.68/49,838.40 = 22,691.76/x
  3. Step 3: Cross multiply
    36,127.68x = 49,838.40 × 22,691.76
  4. Step 4: Simplify right side
    36,127.68x = 1,130,921,011.58
  5. Step 5: Solve for x
    x = 1,130,921,011.58/36,127.68
  6. Step 6: Final answer
    x = 31,303.45

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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.