Home / 38,345.76-57,518.32-14,988.48

Finding the Fourth Proportional to 38,345.76, 57,518.32 and 14,988.48

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Solution

The fourth proportional to 38,345.76, 57,518.32 and 14,988.48 is: 22,482.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,345.76 : 57,518.32 = 14,988.48 : x
  2. Step 2: Convert to fraction form
    38,345.76/57,518.32 = 14,988.48/x
  3. Step 3: Cross multiply
    38,345.76x = 57,518.32 × 14,988.48
  4. Step 4: Simplify right side
    38,345.76x = 862,112,188.95
  5. Step 5: Solve for x
    x = 862,112,188.95/38,345.76
  6. Step 6: Final answer
    x = 22,482.59

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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.