Home / 24,666.12-34,039.40-13,335.60

Finding the Fourth Proportional to 24,666.12, 34,039.40 and 13,335.60

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Solution

The fourth proportional to 24,666.12, 34,039.40 and 13,335.60 is: 18,403.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,666.12 : 34,039.40 = 13,335.60 : x
  2. Step 2: Convert to fraction form
    24,666.12/34,039.40 = 13,335.60/x
  3. Step 3: Cross multiply
    24,666.12x = 34,039.40 × 13,335.60
  4. Step 4: Simplify right side
    24,666.12x = 453,935,822.64
  5. Step 5: Solve for x
    x = 453,935,822.64/24,666.12
  6. Step 6: Final answer
    x = 18,403.21

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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.