Home / 47,031.35-64,900.78-26,885.57

Finding the Fourth Proportional to 47,031.35, 64,900.78 and 26,885.57

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Solution

The fourth proportional to 47,031.35, 64,900.78 and 26,885.57 is: 37,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,031.35 : 64,900.78 = 26,885.57 : x
  2. Step 2: Convert to fraction form
    47,031.35/64,900.78 = 26,885.57/x
  3. Step 3: Cross multiply
    47,031.35x = 64,900.78 × 26,885.57
  4. Step 4: Simplify right side
    47,031.35x = 1,744,894,072.03
  5. Step 5: Solve for x
    x = 1,744,894,072.03/47,031.35
  6. Step 6: Final answer
    x = 37,100.66

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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.