Home / 50,851.24-70,167.89-28,189.06

Finding the Fourth Proportional to 50,851.24, 70,167.89 and 28,189.06

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Solution

The fourth proportional to 50,851.24, 70,167.89 and 28,189.06 is: 38,897.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,851.24 : 70,167.89 = 28,189.06 : x
  2. Step 2: Convert to fraction form
    50,851.24/70,167.89 = 28,189.06/x
  3. Step 3: Cross multiply
    50,851.24x = 70,167.89 × 28,189.06
  4. Step 4: Simplify right side
    50,851.24x = 1,977,966,756.34
  5. Step 5: Solve for x
    x = 1,977,966,756.34/50,851.24
  6. Step 6: Final answer
    x = 38,897.12

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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.