Home / 27,737.11-38,272.93-15,798.93

Finding the Fourth Proportional to 27,737.11, 38,272.93 and 15,798.93

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Solution

The fourth proportional to 27,737.11, 38,272.93 and 15,798.93 is: 21,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737.11 : 38,272.93 = 15,798.93 : x
  2. Step 2: Convert to fraction form
    27,737.11/38,272.93 = 15,798.93/x
  3. Step 3: Cross multiply
    27,737.11x = 38,272.93 × 15,798.93
  4. Step 4: Simplify right side
    27,737.11x = 604,671,341.96
  5. Step 5: Solve for x
    x = 604,671,341.96/27,737.11
  6. Step 6: Final answer
    x = 21,800.08

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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.