Home / 55,510.04-76,605.67-30,359.54

Finding the Fourth Proportional to 55,510.04, 76,605.67 and 30,359.54

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Solution

The fourth proportional to 55,510.04, 76,605.67 and 30,359.54 is: 41,897.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,510.04 : 76,605.67 = 30,359.54 : x
  2. Step 2: Convert to fraction form
    55,510.04/76,605.67 = 30,359.54/x
  3. Step 3: Cross multiply
    55,510.04x = 76,605.67 × 30,359.54
  4. Step 4: Simplify right side
    55,510.04x = 2,325,712,443.66
  5. Step 5: Solve for x
    x = 2,325,712,443.66/55,510.04
  6. Step 6: Final answer
    x = 41,897.15

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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.