Home / 22,235.05-30,691.52-14,688.08

Finding the Fourth Proportional to 22,235.05, 30,691.52 and 14,688.08

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Solution

The fourth proportional to 22,235.05, 30,691.52 and 14,688.08 is: 20,274.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,235.05 : 30,691.52 = 14,688.08 : x
  2. Step 2: Convert to fraction form
    22,235.05/30,691.52 = 14,688.08/x
  3. Step 3: Cross multiply
    22,235.05x = 30,691.52 × 14,688.08
  4. Step 4: Simplify right side
    22,235.05x = 450,799,427.64
  5. Step 5: Solve for x
    x = 450,799,427.64/22,235.05
  6. Step 6: Final answer
    x = 20,274.27

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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.