Home / 52,051.02-71,830.63-28,177.69

Finding the Fourth Proportional to 52,051.02, 71,830.63 and 28,177.69

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Solution

The fourth proportional to 52,051.02, 71,830.63 and 28,177.69 is: 38,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,051.02 : 71,830.63 = 28,177.69 : x
  2. Step 2: Convert to fraction form
    52,051.02/71,830.63 = 28,177.69/x
  3. Step 3: Cross multiply
    52,051.02x = 71,830.63 × 28,177.69
  4. Step 4: Simplify right side
    52,051.02x = 2,024,021,404.22
  5. Step 5: Solve for x
    x = 2,024,021,404.22/52,051.02
  6. Step 6: Final answer
    x = 38,885.34

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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.