Home / 40,685.49-56,143.02-24,775.07

Finding the Fourth Proportional to 40,685.49, 56,143.02 and 24,775.07

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Solution

The fourth proportional to 40,685.49, 56,143.02 and 24,775.07 is: 34,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,685.49 : 56,143.02 = 24,775.07 : x
  2. Step 2: Convert to fraction form
    40,685.49/56,143.02 = 24,775.07/x
  3. Step 3: Cross multiply
    40,685.49x = 56,143.02 × 24,775.07
  4. Step 4: Simplify right side
    40,685.49x = 1,390,947,062.70
  5. Step 5: Solve for x
    x = 1,390,947,062.70/40,685.49
  6. Step 6: Final answer
    x = 34,187.79

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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.