Home / 38,430.78-57,635.85-14,733.18

Finding the Fourth Proportional to 38,430.78, 57,635.85 and 14,733.18

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Solution

The fourth proportional to 38,430.78, 57,635.85 and 14,733.18 is: 22,095.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,430.78 : 57,635.85 = 14,733.18 : x
  2. Step 2: Convert to fraction form
    38,430.78/57,635.85 = 14,733.18/x
  3. Step 3: Cross multiply
    38,430.78x = 57,635.85 × 14,733.18
  4. Step 4: Simplify right side
    38,430.78x = 849,159,352.50
  5. Step 5: Solve for x
    x = 849,159,352.50/38,430.78
  6. Step 6: Final answer
    x = 22,095.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.