Home / 14,070.74-21,098.31-5,756.59

Finding the Fourth Proportional to 14,070.74, 21,098.31 and 5,756.59

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Solution

The fourth proportional to 14,070.74, 21,098.31 and 5,756.59 is: 8,631.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.74 : 21,098.31 = 5,756.59 : x
  2. Step 2: Convert to fraction form
    14,070.74/21,098.31 = 5,756.59/x
  3. Step 3: Cross multiply
    14,070.74x = 21,098.31 × 5,756.59
  4. Step 4: Simplify right side
    14,070.74x = 121,454,320.36
  5. Step 5: Solve for x
    x = 121,454,320.36/14,070.74
  6. Step 6: Final answer
    x = 8,631.69

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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.