Home / 19,924.68-29,888.85-5,133.65

Finding the Fourth Proportional to 19,924.68, 29,888.85 and 5,133.65

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Solution

The fourth proportional to 19,924.68, 29,888.85 and 5,133.65 is: 7,700.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,924.68 : 29,888.85 = 5,133.65 : x
  2. Step 2: Convert to fraction form
    19,924.68/29,888.85 = 5,133.65/x
  3. Step 3: Cross multiply
    19,924.68x = 29,888.85 × 5,133.65
  4. Step 4: Simplify right side
    19,924.68x = 153,438,894.80
  5. Step 5: Solve for x
    x = 153,438,894.80/19,924.68
  6. Step 6: Final answer
    x = 7,700.95

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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.