Home / 48,266.56-72,399.12-13,206.16

Finding the Fourth Proportional to 48,266.56, 72,399.12 and 13,206.16

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Solution

The fourth proportional to 48,266.56, 72,399.12 and 13,206.16 is: 19,809.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,266.56 : 72,399.12 = 13,206.16 : x
  2. Step 2: Convert to fraction form
    48,266.56/72,399.12 = 13,206.16/x
  3. Step 3: Cross multiply
    48,266.56x = 72,399.12 × 13,206.16
  4. Step 4: Simplify right side
    48,266.56x = 956,114,362.58
  5. Step 5: Solve for x
    x = 956,114,362.58/48,266.56
  6. Step 6: Final answer
    x = 19,809.04

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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.