Home / 38,767.68-58,141.80-28,360.26

Finding the Fourth Proportional to 38,767.68, 58,141.80 and 28,360.26

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Solution

The fourth proportional to 38,767.68, 58,141.80 and 28,360.26 is: 42,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,767.68 : 58,141.80 = 28,360.26 : x
  2. Step 2: Convert to fraction form
    38,767.68/58,141.80 = 28,360.26/x
  3. Step 3: Cross multiply
    38,767.68x = 58,141.80 × 28,360.26
  4. Step 4: Simplify right side
    38,767.68x = 1,648,916,564.87
  5. Step 5: Solve for x
    x = 1,648,916,564.87/38,767.68
  6. Step 6: Final answer
    x = 42,533.28

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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.