Home / 19,542.16-29,312.96-4,751.04

Finding the Fourth Proportional to 19,542.16, 29,312.96 and 4,751.04

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Solution

The fourth proportional to 19,542.16, 29,312.96 and 4,751.04 is: 7,126.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.16 : 29,312.96 = 4,751.04 : x
  2. Step 2: Convert to fraction form
    19,542.16/29,312.96 = 4,751.04/x
  3. Step 3: Cross multiply
    19,542.16x = 29,312.96 × 4,751.04
  4. Step 4: Simplify right side
    19,542.16x = 139,267,045.48
  5. Step 5: Solve for x
    x = 139,267,045.48/19,542.16
  6. Step 6: Final answer
    x = 7,126.49

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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.