Home / 51,552.90-77,343.93-30,511.53

Finding the Fourth Proportional to 51,552.90, 77,343.93 and 30,511.53

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Solution

The fourth proportional to 51,552.90, 77,343.93 and 30,511.53 is: 45,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,552.90 : 77,343.93 = 30,511.53 : x
  2. Step 2: Convert to fraction form
    51,552.90/77,343.93 = 30,511.53/x
  3. Step 3: Cross multiply
    51,552.90x = 77,343.93 × 30,511.53
  4. Step 4: Simplify right side
    51,552.90x = 2,359,881,640.51
  5. Step 5: Solve for x
    x = 2,359,881,640.51/51,552.90
  6. Step 6: Final answer
    x = 45,775.92

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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.