Home / 34,013.10-46,938.48-18,907.40

Finding the Fourth Proportional to 34,013.10, 46,938.48 and 18,907.40

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Solution

The fourth proportional to 34,013.10, 46,938.48 and 18,907.40 is: 26,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,013.10 : 46,938.48 = 18,907.40 : x
  2. Step 2: Convert to fraction form
    34,013.10/46,938.48 = 18,907.40/x
  3. Step 3: Cross multiply
    34,013.10x = 46,938.48 × 18,907.40
  4. Step 4: Simplify right side
    34,013.10x = 887,484,616.75
  5. Step 5: Solve for x
    x = 887,484,616.75/34,013.10
  6. Step 6: Final answer
    x = 26,092.44

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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.