Home / 32,938.08-45,455.28-19,509.12

Finding the Fourth Proportional to 32,938.08, 45,455.28 and 19,509.12

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Solution

The fourth proportional to 32,938.08, 45,455.28 and 19,509.12 is: 26,923.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,938.08 : 45,455.28 = 19,509.12 : x
  2. Step 2: Convert to fraction form
    32,938.08/45,455.28 = 19,509.12/x
  3. Step 3: Cross multiply
    32,938.08x = 45,455.28 × 19,509.12
  4. Step 4: Simplify right side
    32,938.08x = 886,792,512.15
  5. Step 5: Solve for x
    x = 886,792,512.15/32,938.08
  6. Step 6: Final answer
    x = 26,923.02

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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.