Home / 38,537.89-57,810.68-10,458.39

Finding the Fourth Proportional to 38,537.89, 57,810.68 and 10,458.39

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Solution

The fourth proportional to 38,537.89, 57,810.68 and 10,458.39 is: 15,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,537.89 : 57,810.68 = 10,458.39 : x
  2. Step 2: Convert to fraction form
    38,537.89/57,810.68 = 10,458.39/x
  3. Step 3: Cross multiply
    38,537.89x = 57,810.68 × 10,458.39
  4. Step 4: Simplify right side
    38,537.89x = 604,606,637.61
  5. Step 5: Solve for x
    x = 604,606,637.61/38,537.89
  6. Step 6: Final answer
    x = 15,688.63

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1.5x scale

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.