Home / 48,279.08-72,410.24-13,210.40

Finding the Fourth Proportional to 48,279.08, 72,410.24 and 13,210.40

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Solution

The fourth proportional to 48,279.08, 72,410.24 and 13,210.40 is: 19,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,279.08 : 72,410.24 = 13,210.40 : x
  2. Step 2: Convert to fraction form
    48,279.08/72,410.24 = 13,210.40/x
  3. Step 3: Cross multiply
    48,279.08x = 72,410.24 × 13,210.40
  4. Step 4: Simplify right side
    48,279.08x = 956,568,234.50
  5. Step 5: Solve for x
    x = 956,568,234.50/48,279.08
  6. Step 6: Final answer
    x = 19,813.31

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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.