Home / 15,256.85-21,043.58-14,001.95

Finding the Fourth Proportional to 15,256.85, 21,043.58 and 14,001.95

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Solution

The fourth proportional to 15,256.85, 21,043.58 and 14,001.95 is: 19,312.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,256.85 : 21,043.58 = 14,001.95 : x
  2. Step 2: Convert to fraction form
    15,256.85/21,043.58 = 14,001.95/x
  3. Step 3: Cross multiply
    15,256.85x = 21,043.58 × 14,001.95
  4. Step 4: Simplify right side
    15,256.85x = 294,651,137.58
  5. Step 5: Solve for x
    x = 294,651,137.58/15,256.85
  6. Step 6: Final answer
    x = 19,312.72

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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.