Home / 34,870.02-48,119.04-19,761.80

Finding the Fourth Proportional to 34,870.02, 48,119.04 and 19,761.80

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Solution

The fourth proportional to 34,870.02, 48,119.04 and 19,761.80 is: 27,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,870.02 : 48,119.04 = 19,761.80 : x
  2. Step 2: Convert to fraction form
    34,870.02/48,119.04 = 19,761.80/x
  3. Step 3: Cross multiply
    34,870.02x = 48,119.04 × 19,761.80
  4. Step 4: Simplify right side
    34,870.02x = 950,918,844.67
  5. Step 5: Solve for x
    x = 950,918,844.67/34,870.02
  6. Step 6: Final answer
    x = 27,270.38

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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.