Home / 50,747.02-70,030.36-28,086.05

Finding the Fourth Proportional to 50,747.02, 70,030.36 and 28,086.05

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Solution

The fourth proportional to 50,747.02, 70,030.36 and 28,086.05 is: 38,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,747.02 : 70,030.36 = 28,086.05 : x
  2. Step 2: Convert to fraction form
    50,747.02/70,030.36 = 28,086.05/x
  3. Step 3: Cross multiply
    50,747.02x = 70,030.36 × 28,086.05
  4. Step 4: Simplify right side
    50,747.02x = 1,966,876,192.48
  5. Step 5: Solve for x
    x = 1,966,876,192.48/50,747.02
  6. Step 6: Final answer
    x = 38,758.46

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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.