Home / 40,875.11-61,335.96-15,911.93

Finding the Fourth Proportional to 40,875.11, 61,335.96 and 15,911.93

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Solution

The fourth proportional to 40,875.11, 61,335.96 and 15,911.93 is: 23,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,875.11 : 61,335.96 = 15,911.93 : x
  2. Step 2: Convert to fraction form
    40,875.11/61,335.96 = 15,911.93/x
  3. Step 3: Cross multiply
    40,875.11x = 61,335.96 × 15,911.93
  4. Step 4: Simplify right side
    40,875.11x = 975,973,195.32
  5. Step 5: Solve for x
    x = 975,973,195.32/40,875.11
  6. Step 6: Final answer
    x = 23,876.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.