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Finding the Fourth Proportional to 15,607.84, 23,411.76 and 6,844.72

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Solution

The fourth proportional to 15,607.84, 23,411.76 and 6,844.72 is: 10,267.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.84 : 23,411.76 = 6,844.72 : x
  2. Step 2: Convert to fraction form
    15,607.84/23,411.76 = 6,844.72/x
  3. Step 3: Cross multiply
    15,607.84x = 23,411.76 × 6,844.72
  4. Step 4: Simplify right side
    15,607.84x = 160,246,941.91
  5. Step 5: Solve for x
    x = 160,246,941.91/15,607.84
  6. Step 6: Final answer
    x = 10,267.08

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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.