Home / 38,639.16-53,330.34-23,536.80

Finding the Fourth Proportional to 38,639.16, 53,330.34 and 23,536.80

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Solution

The fourth proportional to 38,639.16, 53,330.34 and 23,536.80 is: 32,485.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,639.16 : 53,330.34 = 23,536.80 : x
  2. Step 2: Convert to fraction form
    38,639.16/53,330.34 = 23,536.80/x
  3. Step 3: Cross multiply
    38,639.16x = 53,330.34 × 23,536.80
  4. Step 4: Simplify right side
    38,639.16x = 1,255,225,546.51
  5. Step 5: Solve for x
    x = 1,255,225,546.51/38,639.16
  6. Step 6: Final answer
    x = 32,485.84

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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.