Home / 23,320.25-34,980.38-9,812.80

Finding the Fourth Proportional to 23,320.25, 34,980.38 and 9,812.80

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Solution

The fourth proportional to 23,320.25, 34,980.38 and 9,812.80 is: 14,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.25 : 34,980.38 = 9,812.80 : x
  2. Step 2: Convert to fraction form
    23,320.25/34,980.38 = 9,812.80/x
  3. Step 3: Cross multiply
    23,320.25x = 34,980.38 × 9,812.80
  4. Step 4: Simplify right side
    23,320.25x = 343,255,335.16
  5. Step 5: Solve for x
    x = 343,255,335.16/23,320.25
  6. Step 6: Final answer
    x = 14,719.19

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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.