Home / 14,124.32-19,492.49-8,156.24

Finding the Fourth Proportional to 14,124.32, 19,492.49 and 8,156.24

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Solution

The fourth proportional to 14,124.32, 19,492.49 and 8,156.24 is: 11,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.32 : 19,492.49 = 8,156.24 : x
  2. Step 2: Convert to fraction form
    14,124.32/19,492.49 = 8,156.24/x
  3. Step 3: Cross multiply
    14,124.32x = 19,492.49 × 8,156.24
  4. Step 4: Simplify right side
    14,124.32x = 158,985,426.64
  5. Step 5: Solve for x
    x = 158,985,426.64/14,124.32
  6. Step 6: Final answer
    x = 11,256.15

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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.