Home / 38,686.17-58,027.32-10,605.77

Finding the Fourth Proportional to 38,686.17, 58,027.32 and 10,605.77

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Solution

The fourth proportional to 38,686.17, 58,027.32 and 10,605.77 is: 15,908.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686.17 : 58,027.32 = 10,605.77 : x
  2. Step 2: Convert to fraction form
    38,686.17/58,027.32 = 10,605.77/x
  3. Step 3: Cross multiply
    38,686.17x = 58,027.32 × 10,605.77
  4. Step 4: Simplify right side
    38,686.17x = 615,424,337.10
  5. Step 5: Solve for x
    x = 615,424,337.10/38,686.17
  6. Step 6: Final answer
    x = 15,908.12

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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.