Home / 13,256.24-18,274.34-9,264.98

Finding the Fourth Proportional to 13,256.24, 18,274.34 and 9,264.98

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Solution

The fourth proportional to 13,256.24, 18,274.34 and 9,264.98 is: 12,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,256.24 : 18,274.34 = 9,264.98 : x
  2. Step 2: Convert to fraction form
    13,256.24/18,274.34 = 9,264.98/x
  3. Step 3: Cross multiply
    13,256.24x = 18,274.34 × 9,264.98
  4. Step 4: Simplify right side
    13,256.24x = 169,311,394.61
  5. Step 5: Solve for x
    x = 169,311,394.61/13,256.24
  6. Step 6: Final answer
    x = 12,772.20

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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.