Home / 14,023.71-21,031.95-4,160.76

Finding the Fourth Proportional to 14,023.71, 21,031.95 and 4,160.76

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Solution

The fourth proportional to 14,023.71, 21,031.95 and 4,160.76 is: 6,240.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.71 : 21,031.95 = 4,160.76 : x
  2. Step 2: Convert to fraction form
    14,023.71/21,031.95 = 4,160.76/x
  3. Step 3: Cross multiply
    14,023.71x = 21,031.95 × 4,160.76
  4. Step 4: Simplify right side
    14,023.71x = 87,508,896.28
  5. Step 5: Solve for x
    x = 87,508,896.28/14,023.71
  6. Step 6: Final answer
    x = 6,240.07

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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.