Home / 42,909.64-59,218.80-23,795.40

Finding the Fourth Proportional to 42,909.64, 59,218.80 and 23,795.40

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Solution

The fourth proportional to 42,909.64, 59,218.80 and 23,795.40 is: 32,839.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,909.64 : 59,218.80 = 23,795.40 : x
  2. Step 2: Convert to fraction form
    42,909.64/59,218.80 = 23,795.40/x
  3. Step 3: Cross multiply
    42,909.64x = 59,218.80 × 23,795.40
  4. Step 4: Simplify right side
    42,909.64x = 1,409,135,033.52
  5. Step 5: Solve for x
    x = 1,409,135,033.52/42,909.64
  6. Step 6: Final answer
    x = 32,839.59

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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.