Home / 14,263.30-21,403.05-5,498.74

Finding the Fourth Proportional to 14,263.30, 21,403.05 and 5,498.74

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Solution

The fourth proportional to 14,263.30, 21,403.05 and 5,498.74 is: 8,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.30 : 21,403.05 = 5,498.74 : x
  2. Step 2: Convert to fraction form
    14,263.30/21,403.05 = 5,498.74/x
  3. Step 3: Cross multiply
    14,263.30x = 21,403.05 × 5,498.74
  4. Step 4: Simplify right side
    14,263.30x = 117,689,807.16
  5. Step 5: Solve for x
    x = 117,689,807.16/14,263.30
  6. Step 6: Final answer
    x = 8,251.23

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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.