Home / 48,208.98-72,306.18-13,151.40

Finding the Fourth Proportional to 48,208.98, 72,306.18 and 13,151.40

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Solution

The fourth proportional to 48,208.98, 72,306.18 and 13,151.40 is: 19,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,208.98 : 72,306.18 = 13,151.40 : x
  2. Step 2: Convert to fraction form
    48,208.98/72,306.18 = 13,151.40/x
  3. Step 3: Cross multiply
    48,208.98x = 72,306.18 × 13,151.40
  4. Step 4: Simplify right side
    48,208.98x = 950,927,495.65
  5. Step 5: Solve for x
    x = 950,927,495.65/48,208.98
  6. Step 6: Final answer
    x = 19,725.11

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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.