Home / 51,024.06-70,424.62-28,371

Finding the Fourth Proportional to 51,024.06, 70,424.62 and 28,371

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Solution

The fourth proportional to 51,024.06, 70,424.62 and 28,371 is: 39,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,024.06 : 70,424.62 = 28,371 : x
  2. Step 2: Convert to fraction form
    51,024.06/70,424.62 = 28,371/x
  3. Step 3: Cross multiply
    51,024.06x = 70,424.62 × 28,371
  4. Step 4: Simplify right side
    51,024.06x = 1,998,016,894.02
  5. Step 5: Solve for x
    x = 1,998,016,894.02/51,024.06
  6. Step 6: Final answer
    x = 39,158.33

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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.