Home / 40,342.10-55,667.52-22,436.01

Finding the Fourth Proportional to 40,342.10, 55,667.52 and 22,436.01

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Solution

The fourth proportional to 40,342.10, 55,667.52 and 22,436.01 is: 30,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.10 : 55,667.52 = 22,436.01 : x
  2. Step 2: Convert to fraction form
    40,342.10/55,667.52 = 22,436.01/x
  3. Step 3: Cross multiply
    40,342.10x = 55,667.52 × 22,436.01
  4. Step 4: Simplify right side
    40,342.10x = 1,248,957,035.40
  5. Step 5: Solve for x
    x = 1,248,957,035.40/40,342.10
  6. Step 6: Final answer
    x = 30,959.15

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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.