Home / 34,528.30-47,651.55-21,102.10

Finding the Fourth Proportional to 34,528.30, 47,651.55 and 21,102.10

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Solution

The fourth proportional to 34,528.30, 47,651.55 and 21,102.10 is: 29,122.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,528.30 : 47,651.55 = 21,102.10 : x
  2. Step 2: Convert to fraction form
    34,528.30/47,651.55 = 21,102.10/x
  3. Step 3: Cross multiply
    34,528.30x = 47,651.55 × 21,102.10
  4. Step 4: Simplify right side
    34,528.30x = 1,005,547,773.26
  5. Step 5: Solve for x
    x = 1,005,547,773.26/34,528.30
  6. Step 6: Final answer
    x = 29,122.42

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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.