Home / 34,703.02-47,890.10-18,787.46

Finding the Fourth Proportional to 34,703.02, 47,890.10 and 18,787.46

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Solution

The fourth proportional to 34,703.02, 47,890.10 and 18,787.46 is: 25,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703.02 : 47,890.10 = 18,787.46 : x
  2. Step 2: Convert to fraction form
    34,703.02/47,890.10 = 18,787.46/x
  3. Step 3: Cross multiply
    34,703.02x = 47,890.10 × 18,787.46
  4. Step 4: Simplify right side
    34,703.02x = 899,733,338.15
  5. Step 5: Solve for x
    x = 899,733,338.15/34,703.02
  6. Step 6: Final answer
    x = 25,926.66

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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.