Home / 22,518.84-31,080.28-14,848.62

Finding the Fourth Proportional to 22,518.84, 31,080.28 and 14,848.62

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Solution

The fourth proportional to 22,518.84, 31,080.28 and 14,848.62 is: 20,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,518.84 : 31,080.28 = 14,848.62 : x
  2. Step 2: Convert to fraction form
    22,518.84/31,080.28 = 14,848.62/x
  3. Step 3: Cross multiply
    22,518.84x = 31,080.28 × 14,848.62
  4. Step 4: Simplify right side
    22,518.84x = 461,499,267.21
  5. Step 5: Solve for x
    x = 461,499,267.21/22,518.84
  6. Step 6: Final answer
    x = 20,493.92

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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.