Home / 37,861-52,248.18-21,095.08

Finding the Fourth Proportional to 37,861, 52,248.18 and 21,095.08

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Solution

The fourth proportional to 37,861, 52,248.18 and 21,095.08 is: 29,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,861 : 52,248.18 = 21,095.08 : x
  2. Step 2: Convert to fraction form
    37,861/52,248.18 = 21,095.08/x
  3. Step 3: Cross multiply
    37,861x = 52,248.18 × 21,095.08
  4. Step 4: Simplify right side
    37,861x = 1,102,179,536.95
  5. Step 5: Solve for x
    x = 1,102,179,536.95/37,861
  6. Step 6: Final answer
    x = 29,111.21

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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.