Home / 38,074.48-52,543.48-21,307.44

Finding the Fourth Proportional to 38,074.48, 52,543.48 and 21,307.44

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Solution

The fourth proportional to 38,074.48, 52,543.48 and 21,307.44 is: 29,404.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,074.48 : 52,543.48 = 21,307.44 : x
  2. Step 2: Convert to fraction form
    38,074.48/52,543.48 = 21,307.44/x
  3. Step 3: Cross multiply
    38,074.48x = 52,543.48 × 21,307.44
  4. Step 4: Simplify right side
    38,074.48x = 1,119,567,047.49
  5. Step 5: Solve for x
    x = 1,119,567,047.49/38,074.48
  6. Step 6: Final answer
    x = 29,404.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.