Home / 14,023.16-21,031.14-4,160.16

Finding the Fourth Proportional to 14,023.16, 21,031.14 and 4,160.16

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Solution

The fourth proportional to 14,023.16, 21,031.14 and 4,160.16 is: 6,239.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.16 : 21,031.14 = 4,160.16 : x
  2. Step 2: Convert to fraction form
    14,023.16/21,031.14 = 4,160.16/x
  3. Step 3: Cross multiply
    14,023.16x = 21,031.14 × 4,160.16
  4. Step 4: Simplify right side
    14,023.16x = 87,492,922.98
  5. Step 5: Solve for x
    x = 87,492,922.98/14,023.16
  6. Step 6: Final answer
    x = 6,239.17

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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.