Home / 34,995.08-48,294.12-21,575.20

Finding the Fourth Proportional to 34,995.08, 48,294.12 and 21,575.20

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Solution

The fourth proportional to 34,995.08, 48,294.12 and 21,575.20 is: 29,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,995.08 : 48,294.12 = 21,575.20 : x
  2. Step 2: Convert to fraction form
    34,995.08/48,294.12 = 21,575.20/x
  3. Step 3: Cross multiply
    34,995.08x = 48,294.12 × 21,575.20
  4. Step 4: Simplify right side
    34,995.08x = 1,041,955,297.82
  5. Step 5: Solve for x
    x = 1,041,955,297.82/34,995.08
  6. Step 6: Final answer
    x = 29,774.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.