Home / 51,110.19-70,535.61-30,967.92

Finding the Fourth Proportional to 51,110.19, 70,535.61 and 30,967.92

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Solution

The fourth proportional to 51,110.19, 70,535.61 and 30,967.92 is: 42,737.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,110.19 : 70,535.61 = 30,967.92 : x
  2. Step 2: Convert to fraction form
    51,110.19/70,535.61 = 30,967.92/x
  3. Step 3: Cross multiply
    51,110.19x = 70,535.61 × 30,967.92
  4. Step 4: Simplify right side
    51,110.19x = 2,184,341,127.63
  5. Step 5: Solve for x
    x = 2,184,341,127.63/51,110.19
  6. Step 6: Final answer
    x = 42,737.88

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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.