Home / 37,345.80-56,018.70-31,708.20

Finding the Fourth Proportional to 37,345.80, 56,018.70 and 31,708.20

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Solution

The fourth proportional to 37,345.80, 56,018.70 and 31,708.20 is: 47,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,345.80 : 56,018.70 = 31,708.20 : x
  2. Step 2: Convert to fraction form
    37,345.80/56,018.70 = 31,708.20/x
  3. Step 3: Cross multiply
    37,345.80x = 56,018.70 × 31,708.20
  4. Step 4: Simplify right side
    37,345.80x = 1,776,252,143.34
  5. Step 5: Solve for x
    x = 1,776,252,143.34/37,345.80
  6. Step 6: Final answer
    x = 47,562.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.