Home / 38,001.65-52,442.15-21,234.65

Finding the Fourth Proportional to 38,001.65, 52,442.15 and 21,234.65

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Solution

The fourth proportional to 38,001.65, 52,442.15 and 21,234.65 is: 29,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,001.65 : 52,442.15 = 21,234.65 : x
  2. Step 2: Convert to fraction form
    38,001.65/52,442.15 = 21,234.65/x
  3. Step 3: Cross multiply
    38,001.65x = 52,442.15 × 21,234.65
  4. Step 4: Simplify right side
    38,001.65x = 1,113,590,332.11
  5. Step 5: Solve for x
    x = 1,113,590,332.11/38,001.65
  6. Step 6: Final answer
    x = 29,303.74

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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.