Home / 39,278.13-58,886.19-19,545.93

Finding the Fourth Proportional to 39,278.13, 58,886.19 and 19,545.93

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Solution

The fourth proportional to 39,278.13, 58,886.19 and 19,545.93 is: 29,303.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,278.13 : 58,886.19 = 19,545.93 : x
  2. Step 2: Convert to fraction form
    39,278.13/58,886.19 = 19,545.93/x
  3. Step 3: Cross multiply
    39,278.13x = 58,886.19 × 19,545.93
  4. Step 4: Simplify right side
    39,278.13x = 1,150,985,347.71
  5. Step 5: Solve for x
    x = 1,150,985,347.71/39,278.13
  6. Step 6: Final answer
    x = 29,303.47

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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.