Home / 26,370.97-36,390.67-14,434.40

Finding the Fourth Proportional to 26,370.97, 36,390.67 and 14,434.40

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Solution

The fourth proportional to 26,370.97, 36,390.67 and 14,434.40 is: 19,918.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,370.97 : 36,390.67 = 14,434.40 : x
  2. Step 2: Convert to fraction form
    26,370.97/36,390.67 = 14,434.40/x
  3. Step 3: Cross multiply
    26,370.97x = 36,390.67 × 14,434.40
  4. Step 4: Simplify right side
    26,370.97x = 525,277,541.94
  5. Step 5: Solve for x
    x = 525,277,541.94/26,370.97
  6. Step 6: Final answer
    x = 19,918.78

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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.