Home / 38,386.47-57,566.85-14,688.51

Finding the Fourth Proportional to 38,386.47, 57,566.85 and 14,688.51

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Solution

The fourth proportional to 38,386.47, 57,566.85 and 14,688.51 is: 22,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,386.47 : 57,566.85 = 14,688.51 : x
  2. Step 2: Convert to fraction form
    38,386.47/57,566.85 = 14,688.51/x
  3. Step 3: Cross multiply
    38,386.47x = 57,566.85 × 14,688.51
  4. Step 4: Simplify right side
    38,386.47x = 845,571,251.89
  5. Step 5: Solve for x
    x = 845,571,251.89/38,386.47
  6. Step 6: Final answer
    x = 22,027.85

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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.