Home / 14,045.24-21,070.99-5,280.23

Finding the Fourth Proportional to 14,045.24, 21,070.99 and 5,280.23

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Solution

The fourth proportional to 14,045.24, 21,070.99 and 5,280.23 is: 7,921.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.24 : 21,070.99 = 5,280.23 : x
  2. Step 2: Convert to fraction form
    14,045.24/21,070.99 = 5,280.23/x
  3. Step 3: Cross multiply
    14,045.24x = 21,070.99 × 5,280.23
  4. Step 4: Simplify right side
    14,045.24x = 111,259,568.17
  5. Step 5: Solve for x
    x = 111,259,568.17/14,045.24
  6. Step 6: Final answer
    x = 7,921.52

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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.