Home / 24,970.42-34,458.94-13,639.91

Finding the Fourth Proportional to 24,970.42, 34,458.94 and 13,639.91

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Solution

The fourth proportional to 24,970.42, 34,458.94 and 13,639.91 is: 18,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,970.42 : 34,458.94 = 13,639.91 : x
  2. Step 2: Convert to fraction form
    24,970.42/34,458.94 = 13,639.91/x
  3. Step 3: Cross multiply
    24,970.42x = 34,458.94 × 13,639.91
  4. Step 4: Simplify right side
    24,970.42x = 470,016,840.30
  5. Step 5: Solve for x
    x = 470,016,840.30/24,970.42
  6. Step 6: Final answer
    x = 18,822.94

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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.