Home / 48,591.12-72,886.68-13,533.51

Finding the Fourth Proportional to 48,591.12, 72,886.68 and 13,533.51

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Solution

The fourth proportional to 48,591.12, 72,886.68 and 13,533.51 is: 20,300.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,591.12 : 72,886.68 = 13,533.51 : x
  2. Step 2: Convert to fraction form
    48,591.12/72,886.68 = 13,533.51/x
  3. Step 3: Cross multiply
    48,591.12x = 72,886.68 × 13,533.51
  4. Step 4: Simplify right side
    48,591.12x = 986,412,612.65
  5. Step 5: Solve for x
    x = 986,412,612.65/48,591.12
  6. Step 6: Final answer
    x = 20,300.27

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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.