Home / 17,864.55-24,653.15-9,907.51

Finding the Fourth Proportional to 17,864.55, 24,653.15 and 9,907.51

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Solution

The fourth proportional to 17,864.55, 24,653.15 and 9,907.51 is: 13,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,864.55 : 24,653.15 = 9,907.51 : x
  2. Step 2: Convert to fraction form
    17,864.55/24,653.15 = 9,907.51/x
  3. Step 3: Cross multiply
    17,864.55x = 24,653.15 × 9,907.51
  4. Step 4: Simplify right side
    17,864.55x = 244,251,280.62
  5. Step 5: Solve for x
    x = 244,251,280.62/17,864.55
  6. Step 6: Final answer
    x = 13,672.40

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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.