Home / 15,878.19-23,800.47-5,876.49

Finding the Fourth Proportional to 15,878.19, 23,800.47 and 5,876.49

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Solution

The fourth proportional to 15,878.19, 23,800.47 and 5,876.49 is: 8,808.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,878.19 : 23,800.47 = 5,876.49 : x
  2. Step 2: Convert to fraction form
    15,878.19/23,800.47 = 5,876.49/x
  3. Step 3: Cross multiply
    15,878.19x = 23,800.47 × 5,876.49
  4. Step 4: Simplify right side
    15,878.19x = 139,863,223.95
  5. Step 5: Solve for x
    x = 139,863,223.95/15,878.19
  6. Step 6: Final answer
    x = 8,808.51

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1.5x scale

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.