Home / 15,814.32-23,713.44-5,280.60

Finding the Fourth Proportional to 15,814.32, 23,713.44 and 5,280.60

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Solution

The fourth proportional to 15,814.32, 23,713.44 and 5,280.60 is: 7,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814.32 : 23,713.44 = 5,280.60 : x
  2. Step 2: Convert to fraction form
    15,814.32/23,713.44 = 5,280.60/x
  3. Step 3: Cross multiply
    15,814.32x = 23,713.44 × 5,280.60
  4. Step 4: Simplify right side
    15,814.32x = 125,221,191.26
  5. Step 5: Solve for x
    x = 125,221,191.26/15,814.32
  6. Step 6: Final answer
    x = 7,918.22

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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.