Home / 51,366.42-70,885.13-30,141.59

Finding the Fourth Proportional to 51,366.42, 70,885.13 and 30,141.59

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Solution

The fourth proportional to 51,366.42, 70,885.13 and 30,141.59 is: 41,595.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,366.42 : 70,885.13 = 30,141.59 : x
  2. Step 2: Convert to fraction form
    51,366.42/70,885.13 = 30,141.59/x
  3. Step 3: Cross multiply
    51,366.42x = 70,885.13 × 30,141.59
  4. Step 4: Simplify right side
    51,366.42x = 2,136,590,020.42
  5. Step 5: Solve for x
    x = 2,136,590,020.42/51,366.42
  6. Step 6: Final answer
    x = 41,595.07

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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.