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Finding the Fourth Proportional to 60,421.40, 83,394.87 and 33,573.14

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Solution

The fourth proportional to 60,421.40, 83,394.87 and 33,573.14 is: 46,338.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,421.40 : 83,394.87 = 33,573.14 : x
  2. Step 2: Convert to fraction form
    60,421.40/83,394.87 = 33,573.14/x
  3. Step 3: Cross multiply
    60,421.40x = 83,394.87 × 33,573.14
  4. Step 4: Simplify right side
    60,421.40x = 2,799,827,645.79
  5. Step 5: Solve for x
    x = 2,799,827,645.79/60,421.40
  6. Step 6: Final answer
    x = 46,338.34

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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.