Home / 19,642.44-29,459.16-5,602.20

Finding the Fourth Proportional to 19,642.44, 29,459.16 and 5,602.20

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Solution

The fourth proportional to 19,642.44, 29,459.16 and 5,602.20 is: 8,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642.44 : 29,459.16 = 5,602.20 : x
  2. Step 2: Convert to fraction form
    19,642.44/29,459.16 = 5,602.20/x
  3. Step 3: Cross multiply
    19,642.44x = 29,459.16 × 5,602.20
  4. Step 4: Simplify right side
    19,642.44x = 165,036,106.15
  5. Step 5: Solve for x
    x = 165,036,106.15/19,642.44
  6. Step 6: Final answer
    x = 8,402.02

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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.