Home / 15,784.11-23,680.28-5,923.58

Finding the Fourth Proportional to 15,784.11, 23,680.28 and 5,923.58

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Solution

The fourth proportional to 15,784.11, 23,680.28 and 5,923.58 is: 8,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.11 : 23,680.28 = 5,923.58 : x
  2. Step 2: Convert to fraction form
    15,784.11/23,680.28 = 5,923.58/x
  3. Step 3: Cross multiply
    15,784.11x = 23,680.28 × 5,923.58
  4. Step 4: Simplify right side
    15,784.11x = 140,271,929.41
  5. Step 5: Solve for x
    x = 140,271,929.41/15,784.11
  6. Step 6: Final answer
    x = 8,886.91

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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.