Home / 26,256.79-36,235.25-14,320.78

Finding the Fourth Proportional to 26,256.79, 36,235.25 and 14,320.78

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Solution

The fourth proportional to 26,256.79, 36,235.25 and 14,320.78 is: 19,763.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256.79 : 36,235.25 = 14,320.78 : x
  2. Step 2: Convert to fraction form
    26,256.79/36,235.25 = 14,320.78/x
  3. Step 3: Cross multiply
    26,256.79x = 36,235.25 × 14,320.78
  4. Step 4: Simplify right side
    26,256.79x = 518,917,043.50
  5. Step 5: Solve for x
    x = 518,917,043.50/26,256.79
  6. Step 6: Final answer
    x = 19,763.16

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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.