Home / 26,205.78-36,159.18-14,875.74

Finding the Fourth Proportional to 26,205.78, 36,159.18 and 14,875.74

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Solution

The fourth proportional to 26,205.78, 36,159.18 and 14,875.74 is: 20,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,205.78 : 36,159.18 = 14,875.74 : x
  2. Step 2: Convert to fraction form
    26,205.78/36,159.18 = 14,875.74/x
  3. Step 3: Cross multiply
    26,205.78x = 36,159.18 × 14,875.74
  4. Step 4: Simplify right side
    26,205.78x = 537,894,560.29
  5. Step 5: Solve for x
    x = 537,894,560.29/26,205.78
  6. Step 6: Final answer
    x = 20,525.80

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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.