Home / 40,031.10-55,222.02-24,921.36

Finding the Fourth Proportional to 40,031.10, 55,222.02 and 24,921.36

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Solution

The fourth proportional to 40,031.10, 55,222.02 and 24,921.36 is: 34,378.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,031.10 : 55,222.02 = 24,921.36 : x
  2. Step 2: Convert to fraction form
    40,031.10/55,222.02 = 24,921.36/x
  3. Step 3: Cross multiply
    40,031.10x = 55,222.02 × 24,921.36
  4. Step 4: Simplify right side
    40,031.10x = 1,376,207,840.35
  5. Step 5: Solve for x
    x = 1,376,207,840.35/40,031.10
  6. Step 6: Final answer
    x = 34,378.47

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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.