Home / 19,543.07-29,312.28-5,504.15

Finding the Fourth Proportional to 19,543.07, 29,312.28 and 5,504.15

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Solution

The fourth proportional to 19,543.07, 29,312.28 and 5,504.15 is: 8,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.07 : 29,312.28 = 5,504.15 : x
  2. Step 2: Convert to fraction form
    19,543.07/29,312.28 = 5,504.15/x
  3. Step 3: Cross multiply
    19,543.07x = 29,312.28 × 5,504.15
  4. Step 4: Simplify right side
    19,543.07x = 161,339,259.24
  5. Step 5: Solve for x
    x = 161,339,259.24/19,543.07
  6. Step 6: Final answer
    x = 8,255.57

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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.