Home / 22,747.64-31,393.32-13,795.52

Finding the Fourth Proportional to 22,747.64, 31,393.32 and 13,795.52

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Solution

The fourth proportional to 22,747.64, 31,393.32 and 13,795.52 is: 19,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,747.64 : 31,393.32 = 13,795.52 : x
  2. Step 2: Convert to fraction form
    22,747.64/31,393.32 = 13,795.52/x
  3. Step 3: Cross multiply
    22,747.64x = 31,393.32 × 13,795.52
  4. Step 4: Simplify right side
    22,747.64x = 433,087,173.93
  5. Step 5: Solve for x
    x = 433,087,173.93/22,747.64
  6. Step 6: Final answer
    x = 19,038.77

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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.