Home / 23,309.60-34,952.85-9,980.64

Finding the Fourth Proportional to 23,309.60, 34,952.85 and 9,980.64

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Solution

The fourth proportional to 23,309.60, 34,952.85 and 9,980.64 is: 14,966.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,309.60 : 34,952.85 = 9,980.64 : x
  2. Step 2: Convert to fraction form
    23,309.60/34,952.85 = 9,980.64/x
  3. Step 3: Cross multiply
    23,309.60x = 34,952.85 × 9,980.64
  4. Step 4: Simplify right side
    23,309.60x = 348,851,812.82
  5. Step 5: Solve for x
    x = 348,851,812.82/23,309.60
  6. Step 6: Final answer
    x = 14,966.02

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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.