Home / 52,828.13-79,242.08-13,385.13

Finding the Fourth Proportional to 52,828.13, 79,242.08 and 13,385.13

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Solution

The fourth proportional to 52,828.13, 79,242.08 and 13,385.13 is: 20,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,828.13 : 79,242.08 = 13,385.13 : x
  2. Step 2: Convert to fraction form
    52,828.13/79,242.08 = 13,385.13/x
  3. Step 3: Cross multiply
    52,828.13x = 79,242.08 × 13,385.13
  4. Step 4: Simplify right side
    52,828.13x = 1,060,665,475.34
  5. Step 5: Solve for x
    x = 1,060,665,475.34/52,828.13
  6. Step 6: Final answer
    x = 20,077.67

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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.