Home / 42,556.14-58,730.34-28,191.18

Finding the Fourth Proportional to 42,556.14, 58,730.34 and 28,191.18

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Solution

The fourth proportional to 42,556.14, 58,730.34 and 28,191.18 is: 38,905.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,556.14 : 58,730.34 = 28,191.18 : x
  2. Step 2: Convert to fraction form
    42,556.14/58,730.34 = 28,191.18/x
  3. Step 3: Cross multiply
    42,556.14x = 58,730.34 × 28,191.18
  4. Step 4: Simplify right side
    42,556.14x = 1,655,677,586.40
  5. Step 5: Solve for x
    x = 1,655,677,586.40/42,556.14
  6. Step 6: Final answer
    x = 38,905.73

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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.