Home / 26,948.34-40,421.52-7,225.83

Finding the Fourth Proportional to 26,948.34, 40,421.52 and 7,225.83

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Solution

The fourth proportional to 26,948.34, 40,421.52 and 7,225.83 is: 10,838.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.34 : 40,421.52 = 7,225.83 : x
  2. Step 2: Convert to fraction form
    26,948.34/40,421.52 = 7,225.83/x
  3. Step 3: Cross multiply
    26,948.34x = 40,421.52 × 7,225.83
  4. Step 4: Simplify right side
    26,948.34x = 292,079,031.86
  5. Step 5: Solve for x
    x = 292,079,031.86/26,948.34
  6. Step 6: Final answer
    x = 10,838.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.