Home / 28,095.93-38,773.14-15,349.65

Finding the Fourth Proportional to 28,095.93, 38,773.14 and 15,349.65

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Solution

The fourth proportional to 28,095.93, 38,773.14 and 15,349.65 is: 21,182.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095.93 : 38,773.14 = 15,349.65 : x
  2. Step 2: Convert to fraction form
    28,095.93/38,773.14 = 15,349.65/x
  3. Step 3: Cross multiply
    28,095.93x = 38,773.14 × 15,349.65
  4. Step 4: Simplify right side
    28,095.93x = 595,154,331.36
  5. Step 5: Solve for x
    x = 595,154,331.36/28,095.93
  6. Step 6: Final answer
    x = 21,182.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.