Home / 14,492.10-21,738.15-10,020.90

Finding the Fourth Proportional to 14,492.10, 21,738.15 and 10,020.90

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Solution

The fourth proportional to 14,492.10, 21,738.15 and 10,020.90 is: 15,031.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.10 : 21,738.15 = 10,020.90 : x
  2. Step 2: Convert to fraction form
    14,492.10/21,738.15 = 10,020.90/x
  3. Step 3: Cross multiply
    14,492.10x = 21,738.15 × 10,020.90
  4. Step 4: Simplify right side
    14,492.10x = 217,835,827.34
  5. Step 5: Solve for x
    x = 217,835,827.34/14,492.10
  6. Step 6: Final answer
    x = 15,031.35

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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.