Home / 10,584.16-15,829.60-9,422.40

Finding the Fourth Proportional to 10,584.16, 15,829.60 and 9,422.40

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Solution

The fourth proportional to 10,584.16, 15,829.60 and 9,422.40 is: 14,092.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584.16 : 15,829.60 = 9,422.40 : x
  2. Step 2: Convert to fraction form
    10,584.16/15,829.60 = 9,422.40/x
  3. Step 3: Cross multiply
    10,584.16x = 15,829.60 × 9,422.40
  4. Step 4: Simplify right side
    10,584.16x = 149,152,823.04
  5. Step 5: Solve for x
    x = 149,152,823.04/10,584.16
  6. Step 6: Final answer
    x = 14,092.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.