Home / 14,612.48-21,915.68-5,126.06

Finding the Fourth Proportional to 14,612.48, 21,915.68 and 5,126.06

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Solution

The fourth proportional to 14,612.48, 21,915.68 and 5,126.06 is: 7,688.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.48 : 21,915.68 = 5,126.06 : x
  2. Step 2: Convert to fraction form
    14,612.48/21,915.68 = 5,126.06/x
  3. Step 3: Cross multiply
    14,612.48x = 21,915.68 × 5,126.06
  4. Step 4: Simplify right side
    14,612.48x = 112,340,955.41
  5. Step 5: Solve for x
    x = 112,340,955.41/14,612.48
  6. Step 6: Final answer
    x = 7,688.02

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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.