Home / 42,282.12-58,347.06-23,160.90

Finding the Fourth Proportional to 42,282.12, 58,347.06 and 23,160.90

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Solution

The fourth proportional to 42,282.12, 58,347.06 and 23,160.90 is: 31,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,282.12 : 58,347.06 = 23,160.90 : x
  2. Step 2: Convert to fraction form
    42,282.12/58,347.06 = 23,160.90/x
  3. Step 3: Cross multiply
    42,282.12x = 58,347.06 × 23,160.90
  4. Step 4: Simplify right side
    42,282.12x = 1,351,370,421.95
  5. Step 5: Solve for x
    x = 1,351,370,421.95/42,282.12
  6. Step 6: Final answer
    x = 31,960.80

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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.