Home / 23,748.34-35,447.12-20,946.76

Finding the Fourth Proportional to 23,748.34, 35,447.12 and 20,946.76

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Solution

The fourth proportional to 23,748.34, 35,447.12 and 20,946.76 is: 31,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,748.34 : 35,447.12 = 20,946.76 : x
  2. Step 2: Convert to fraction form
    23,748.34/35,447.12 = 20,946.76/x
  3. Step 3: Cross multiply
    23,748.34x = 35,447.12 × 20,946.76
  4. Step 4: Simplify right side
    23,748.34x = 742,502,315.33
  5. Step 5: Solve for x
    x = 742,502,315.33/23,748.34
  6. Step 6: Final answer
    x = 31,265.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.