Home / 38,266.04-52,807.08-21,269.74

Finding the Fourth Proportional to 38,266.04, 52,807.08 and 21,269.74

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Solution

The fourth proportional to 38,266.04, 52,807.08 and 21,269.74 is: 29,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,266.04 : 52,807.08 = 21,269.74 : x
  2. Step 2: Convert to fraction form
    38,266.04/52,807.08 = 21,269.74/x
  3. Step 3: Cross multiply
    38,266.04x = 52,807.08 × 21,269.74
  4. Step 4: Simplify right side
    38,266.04x = 1,123,192,861.76
  5. Step 5: Solve for x
    x = 1,123,192,861.76/38,266.04
  6. Step 6: Final answer
    x = 29,352.21

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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.