Home / 14,422.32-21,587.31-10,459.80

Finding the Fourth Proportional to 14,422.32, 21,587.31 and 10,459.80

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Solution

The fourth proportional to 14,422.32, 21,587.31 and 10,459.80 is: 15,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.32 : 21,587.31 = 10,459.80 : x
  2. Step 2: Convert to fraction form
    14,422.32/21,587.31 = 10,459.80/x
  3. Step 3: Cross multiply
    14,422.32x = 21,587.31 × 10,459.80
  4. Step 4: Simplify right side
    14,422.32x = 225,798,945.14
  5. Step 5: Solve for x
    x = 225,798,945.14/14,422.32
  6. Step 6: Final answer
    x = 15,656.22

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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.