Home / 48,574.16-72,879.60-19,013.12

Finding the Fourth Proportional to 48,574.16, 72,879.60 and 19,013.12

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Solution

The fourth proportional to 48,574.16, 72,879.60 and 19,013.12 is: 28,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,574.16 : 72,879.60 = 19,013.12 : x
  2. Step 2: Convert to fraction form
    48,574.16/72,879.60 = 19,013.12/x
  3. Step 3: Cross multiply
    48,574.16x = 72,879.60 × 19,013.12
  4. Step 4: Simplify right side
    48,574.16x = 1,385,668,580.35
  5. Step 5: Solve for x
    x = 1,385,668,580.35/48,574.16
  6. Step 6: Final answer
    x = 28,526.87

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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.