Home / 15,988.19-23,982.74-4,894.63

Finding the Fourth Proportional to 15,988.19, 23,982.74 and 4,894.63

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Solution

The fourth proportional to 15,988.19, 23,982.74 and 4,894.63 is: 7,342.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988.19 : 23,982.74 = 4,894.63 : x
  2. Step 2: Convert to fraction form
    15,988.19/23,982.74 = 4,894.63/x
  3. Step 3: Cross multiply
    15,988.19x = 23,982.74 × 4,894.63
  4. Step 4: Simplify right side
    15,988.19x = 117,386,572.61
  5. Step 5: Solve for x
    x = 117,386,572.61/15,988.19
  6. Step 6: Final answer
    x = 7,342.08

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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.