Home / 51,233.30-70,707.39-30,030.38

Finding the Fourth Proportional to 51,233.30, 70,707.39 and 30,030.38

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Solution

The fourth proportional to 51,233.30, 70,707.39 and 30,030.38 is: 41,445.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,233.30 : 70,707.39 = 30,030.38 : x
  2. Step 2: Convert to fraction form
    51,233.30/70,707.39 = 30,030.38/x
  3. Step 3: Cross multiply
    51,233.30x = 70,707.39 × 30,030.38
  4. Step 4: Simplify right side
    51,233.30x = 2,123,369,790.51
  5. Step 5: Solve for x
    x = 2,123,369,790.51/51,233.30
  6. Step 6: Final answer
    x = 41,445.11

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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.