Home / 55,818.92-77,031.53-30,325.03

Finding the Fourth Proportional to 55,818.92, 77,031.53 and 30,325.03

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Solution

The fourth proportional to 55,818.92, 77,031.53 and 30,325.03 is: 41,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,818.92 : 77,031.53 = 30,325.03 : x
  2. Step 2: Convert to fraction form
    55,818.92/77,031.53 = 30,325.03/x
  3. Step 3: Cross multiply
    55,818.92x = 77,031.53 × 30,325.03
  4. Step 4: Simplify right side
    55,818.92x = 2,335,983,746.30
  5. Step 5: Solve for x
    x = 2,335,983,746.30/55,818.92
  6. Step 6: Final answer
    x = 41,849.32

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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.