Home / 17,848.30-24,631.14-9,891.40

Finding the Fourth Proportional to 17,848.30, 24,631.14 and 9,891.40

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Solution

The fourth proportional to 17,848.30, 24,631.14 and 9,891.40 is: 13,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,848.30 : 24,631.14 = 9,891.40 : x
  2. Step 2: Convert to fraction form
    17,848.30/24,631.14 = 9,891.40/x
  3. Step 3: Cross multiply
    17,848.30x = 24,631.14 × 9,891.40
  4. Step 4: Simplify right side
    17,848.30x = 243,636,458.20
  5. Step 5: Solve for x
    x = 243,636,458.20/17,848.30
  6. Step 6: Final answer
    x = 13,650.40

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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.