Home / 27,510.89-37,964.94-15,575.34

Finding the Fourth Proportional to 27,510.89, 37,964.94 and 15,575.34

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Solution

The fourth proportional to 27,510.89, 37,964.94 and 15,575.34 is: 21,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,510.89 : 37,964.94 = 15,575.34 : x
  2. Step 2: Convert to fraction form
    27,510.89/37,964.94 = 15,575.34/x
  3. Step 3: Cross multiply
    27,510.89x = 37,964.94 × 15,575.34
  4. Step 4: Simplify right side
    27,510.89x = 591,316,848.58
  5. Step 5: Solve for x
    x = 591,316,848.58/27,510.89
  6. Step 6: Final answer
    x = 21,493.92

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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.