Home / 42,577.08-58,813.74-38,602.68

Finding the Fourth Proportional to 42,577.08, 58,813.74 and 38,602.68

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Solution

The fourth proportional to 42,577.08, 58,813.74 and 38,602.68 is: 53,323.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,577.08 : 58,813.74 = 38,602.68 : x
  2. Step 2: Convert to fraction form
    42,577.08/58,813.74 = 38,602.68/x
  3. Step 3: Cross multiply
    42,577.08x = 58,813.74 × 38,602.68
  4. Step 4: Simplify right side
    42,577.08x = 2,270,367,984.82
  5. Step 5: Solve for x
    x = 2,270,367,984.82/42,577.08
  6. Step 6: Final answer
    x = 53,323.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.