Home / 21,062.92-29,071.40-14,364.52

Finding the Fourth Proportional to 21,062.92, 29,071.40 and 14,364.52

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Solution

The fourth proportional to 21,062.92, 29,071.40 and 14,364.52 is: 19,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062.92 : 29,071.40 = 14,364.52 : x
  2. Step 2: Convert to fraction form
    21,062.92/29,071.40 = 14,364.52/x
  3. Step 3: Cross multiply
    21,062.92x = 29,071.40 × 14,364.52
  4. Step 4: Simplify right side
    21,062.92x = 417,596,706.73
  5. Step 5: Solve for x
    x = 417,596,706.73/21,062.92
  6. Step 6: Final answer
    x = 19,826.15

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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.