Home / 34,098.42-47,056.29-18,990.69

Finding the Fourth Proportional to 34,098.42, 47,056.29 and 18,990.69

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Solution

The fourth proportional to 34,098.42, 47,056.29 and 18,990.69 is: 26,207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,098.42 : 47,056.29 = 18,990.69 : x
  2. Step 2: Convert to fraction form
    34,098.42/47,056.29 = 18,990.69/x
  3. Step 3: Cross multiply
    34,098.42x = 47,056.29 × 18,990.69
  4. Step 4: Simplify right side
    34,098.42x = 893,631,415.94
  5. Step 5: Solve for x
    x = 893,631,415.94/34,098.42
  6. Step 6: Final answer
    x = 26,207.41

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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.