Home / 22,827.56-31,505.63-13,877.87

Finding the Fourth Proportional to 22,827.56, 31,505.63 and 13,877.87

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Solution

The fourth proportional to 22,827.56, 31,505.63 and 13,877.87 is: 19,153.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,827.56 : 31,505.63 = 13,877.87 : x
  2. Step 2: Convert to fraction form
    22,827.56/31,505.63 = 13,877.87/x
  3. Step 3: Cross multiply
    22,827.56x = 31,505.63 × 13,877.87
  4. Step 4: Simplify right side
    22,827.56x = 437,230,810.49
  5. Step 5: Solve for x
    x = 437,230,810.49/22,827.56
  6. Step 6: Final answer
    x = 19,153.64

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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.