Home / 14,358.93-21,538.41-5,472.19

Finding the Fourth Proportional to 14,358.93, 21,538.41 and 5,472.19

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Solution

The fourth proportional to 14,358.93, 21,538.41 and 5,472.19 is: 8,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.93 : 21,538.41 = 5,472.19 : x
  2. Step 2: Convert to fraction form
    14,358.93/21,538.41 = 5,472.19/x
  3. Step 3: Cross multiply
    14,358.93x = 21,538.41 × 5,472.19
  4. Step 4: Simplify right side
    14,358.93x = 117,862,271.82
  5. Step 5: Solve for x
    x = 117,862,271.82/14,358.93
  6. Step 6: Final answer
    x = 8,208.29

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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.