Home / 34,013.47-46,938.55-18,905.66

Finding the Fourth Proportional to 34,013.47, 46,938.55 and 18,905.66

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Solution

The fourth proportional to 34,013.47, 46,938.55 and 18,905.66 is: 26,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,013.47 : 46,938.55 = 18,905.66 : x
  2. Step 2: Convert to fraction form
    34,013.47/46,938.55 = 18,905.66/x
  3. Step 3: Cross multiply
    34,013.47x = 46,938.55 × 18,905.66
  4. Step 4: Simplify right side
    34,013.47x = 887,404,267.19
  5. Step 5: Solve for x
    x = 887,404,267.19/34,013.47
  6. Step 6: Final answer
    x = 26,089.79

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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.