Home / 15,473.33-21,362.51-14,587.73

Finding the Fourth Proportional to 15,473.33, 21,362.51 and 14,587.73

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Solution

The fourth proportional to 15,473.33, 21,362.51 and 14,587.73 is: 20,139.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,473.33 : 21,362.51 = 14,587.73 : x
  2. Step 2: Convert to fraction form
    15,473.33/21,362.51 = 14,587.73/x
  3. Step 3: Cross multiply
    15,473.33x = 21,362.51 × 14,587.73
  4. Step 4: Simplify right side
    15,473.33x = 311,630,455.06
  5. Step 5: Solve for x
    x = 311,630,455.06/15,473.33
  6. Step 6: Final answer
    x = 20,139.84

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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.