Home / 15,444.06-21,299.04-12,041.91

Finding the Fourth Proportional to 15,444.06, 21,299.04 and 12,041.91

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Solution

The fourth proportional to 15,444.06, 21,299.04 and 12,041.91 is: 16,607.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.06 : 21,299.04 = 12,041.91 : x
  2. Step 2: Convert to fraction form
    15,444.06/21,299.04 = 12,041.91/x
  3. Step 3: Cross multiply
    15,444.06x = 21,299.04 × 12,041.91
  4. Step 4: Simplify right side
    15,444.06x = 256,481,042.90
  5. Step 5: Solve for x
    x = 256,481,042.90/15,444.06
  6. Step 6: Final answer
    x = 16,607.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.