Home / 37,020.93-51,055.11-31,663.47

Finding the Fourth Proportional to 37,020.93, 51,055.11 and 31,663.47

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Solution

The fourth proportional to 37,020.93, 51,055.11 and 31,663.47 is: 43,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,020.93 : 51,055.11 = 31,663.47 : x
  2. Step 2: Convert to fraction form
    37,020.93/51,055.11 = 31,663.47/x
  3. Step 3: Cross multiply
    37,020.93x = 51,055.11 × 31,663.47
  4. Step 4: Simplify right side
    37,020.93x = 1,616,581,943.83
  5. Step 5: Solve for x
    x = 1,616,581,943.83/37,020.93
  6. Step 6: Final answer
    x = 43,666.70

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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.