Home / 27,552.96-38,023.47-14,977.98

Finding the Fourth Proportional to 27,552.96, 38,023.47 and 14,977.98

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Solution

The fourth proportional to 27,552.96, 38,023.47 and 14,977.98 is: 20,669.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,552.96 : 38,023.47 = 14,977.98 : x
  2. Step 2: Convert to fraction form
    27,552.96/38,023.47 = 14,977.98/x
  3. Step 3: Cross multiply
    27,552.96x = 38,023.47 × 14,977.98
  4. Step 4: Simplify right side
    27,552.96x = 569,514,830.80
  5. Step 5: Solve for x
    x = 569,514,830.80/27,552.96
  6. Step 6: Final answer
    x = 20,669.82

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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.