Home / 38,970.24-53,775.84-23,856.60

Finding the Fourth Proportional to 38,970.24, 53,775.84 and 23,856.60

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Solution

The fourth proportional to 38,970.24, 53,775.84 and 23,856.60 is: 32,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,970.24 : 53,775.84 = 23,856.60 : x
  2. Step 2: Convert to fraction form
    38,970.24/53,775.84 = 23,856.60/x
  3. Step 3: Cross multiply
    38,970.24x = 53,775.84 × 23,856.60
  4. Step 4: Simplify right side
    38,970.24x = 1,282,908,704.54
  5. Step 5: Solve for x
    x = 1,282,908,704.54/38,970.24
  6. Step 6: Final answer
    x = 32,920.22

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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.