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Finding the Fourth Proportional to 34,510.84, 51,750.06 and 15,785.56

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Solution

The fourth proportional to 34,510.84, 51,750.06 and 15,785.56 is: 23,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,510.84 : 51,750.06 = 15,785.56 : x
  2. Step 2: Convert to fraction form
    34,510.84/51,750.06 = 15,785.56/x
  3. Step 3: Cross multiply
    34,510.84x = 51,750.06 × 15,785.56
  4. Step 4: Simplify right side
    34,510.84x = 816,903,677.13
  5. Step 5: Solve for x
    x = 816,903,677.13/34,510.84
  6. Step 6: Final answer
    x = 23,670.93

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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.