Home / 38,045.80-57,037.75-15,875.69

Finding the Fourth Proportional to 38,045.80, 57,037.75 and 15,875.69

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Solution

The fourth proportional to 38,045.80, 57,037.75 and 15,875.69 is: 23,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.80 : 57,037.75 = 15,875.69 : x
  2. Step 2: Convert to fraction form
    38,045.80/57,037.75 = 15,875.69/x
  3. Step 3: Cross multiply
    38,045.80x = 57,037.75 × 15,875.69
  4. Step 4: Simplify right side
    38,045.80x = 905,513,637.30
  5. Step 5: Solve for x
    x = 905,513,637.30/38,045.80
  6. Step 6: Final answer
    x = 23,800.62

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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.