Home / 39,037.40-58,564.20-15,665.68

Finding the Fourth Proportional to 39,037.40, 58,564.20 and 15,665.68

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Solution

The fourth proportional to 39,037.40, 58,564.20 and 15,665.68 is: 23,501.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,037.40 : 58,564.20 = 15,665.68 : x
  2. Step 2: Convert to fraction form
    39,037.40/58,564.20 = 15,665.68/x
  3. Step 3: Cross multiply
    39,037.40x = 58,564.20 × 15,665.68
  4. Step 4: Simplify right side
    39,037.40x = 917,448,016.66
  5. Step 5: Solve for x
    x = 917,448,016.66/39,037.40
  6. Step 6: Final answer
    x = 23,501.77

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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.