Home / 28,095.47-38,768.48-16,162.65

Finding the Fourth Proportional to 28,095.47, 38,768.48 and 16,162.65

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Solution

The fourth proportional to 28,095.47, 38,768.48 and 16,162.65 is: 22,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095.47 : 38,768.48 = 16,162.65 : x
  2. Step 2: Convert to fraction form
    28,095.47/38,768.48 = 16,162.65/x
  3. Step 3: Cross multiply
    28,095.47x = 38,768.48 × 16,162.65
  4. Step 4: Simplify right side
    28,095.47x = 626,601,373.27
  5. Step 5: Solve for x
    x = 626,601,373.27/28,095.47
  6. Step 6: Final answer
    x = 22,302.58

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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.