Home / 26,604.02-36,715.40-15,276.78

Finding the Fourth Proportional to 26,604.02, 36,715.40 and 15,276.78

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Solution

The fourth proportional to 26,604.02, 36,715.40 and 15,276.78 is: 21,083.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,604.02 : 36,715.40 = 15,276.78 : x
  2. Step 2: Convert to fraction form
    26,604.02/36,715.40 = 15,276.78/x
  3. Step 3: Cross multiply
    26,604.02x = 36,715.40 × 15,276.78
  4. Step 4: Simplify right side
    26,604.02x = 560,893,088.41
  5. Step 5: Solve for x
    x = 560,893,088.41/26,604.02
  6. Step 6: Final answer
    x = 21,083.02

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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.