Home / 45,063.04-67,598.18-13,470.80

Finding the Fourth Proportional to 45,063.04, 67,598.18 and 13,470.80

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Solution

The fourth proportional to 45,063.04, 67,598.18 and 13,470.80 is: 20,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,063.04 : 67,598.18 = 13,470.80 : x
  2. Step 2: Convert to fraction form
    45,063.04/67,598.18 = 13,470.80/x
  3. Step 3: Cross multiply
    45,063.04x = 67,598.18 × 13,470.80
  4. Step 4: Simplify right side
    45,063.04x = 910,601,563.14
  5. Step 5: Solve for x
    x = 910,601,563.14/45,063.04
  6. Step 6: Final answer
    x = 20,207.28

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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.