Home / 24,599.12-33,947.28-13,421.12

Finding the Fourth Proportional to 24,599.12, 33,947.28 and 13,421.12

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Solution

The fourth proportional to 24,599.12, 33,947.28 and 13,421.12 is: 18,521.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,599.12 : 33,947.28 = 13,421.12 : x
  2. Step 2: Convert to fraction form
    24,599.12/33,947.28 = 13,421.12/x
  3. Step 3: Cross multiply
    24,599.12x = 33,947.28 × 13,421.12
  4. Step 4: Simplify right side
    24,599.12x = 455,610,518.55
  5. Step 5: Solve for x
    x = 455,610,518.55/24,599.12
  6. Step 6: Final answer
    x = 18,521.42

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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.