Home / 55,801.13-77,018.83-31,941.57

Finding the Fourth Proportional to 55,801.13, 77,018.83 and 31,941.57

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Solution

The fourth proportional to 55,801.13, 77,018.83 and 31,941.57 is: 44,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,801.13 : 77,018.83 = 31,941.57 : x
  2. Step 2: Convert to fraction form
    55,801.13/77,018.83 = 31,941.57/x
  3. Step 3: Cross multiply
    55,801.13x = 77,018.83 × 31,941.57
  4. Step 4: Simplify right side
    55,801.13x = 2,460,102,349.76
  5. Step 5: Solve for x
    x = 2,460,102,349.76/55,801.13
  6. Step 6: Final answer
    x = 44,086.96

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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.