Home / 15,730.65-23,600.06-5,870

Finding the Fourth Proportional to 15,730.65, 23,600.06 and 5,870

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Solution

The fourth proportional to 15,730.65, 23,600.06 and 5,870 is: 8,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.65 : 23,600.06 = 5,870 : x
  2. Step 2: Convert to fraction form
    15,730.65/23,600.06 = 5,870/x
  3. Step 3: Cross multiply
    15,730.65x = 23,600.06 × 5,870
  4. Step 4: Simplify right side
    15,730.65x = 138,532,352.20
  5. Step 5: Solve for x
    x = 138,532,352.20/15,730.65
  6. Step 6: Final answer
    x = 8,806.52

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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.