Home / 23,618.32-32,557.48-19,419.28

Finding the Fourth Proportional to 23,618.32, 32,557.48 and 19,419.28

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Solution

The fourth proportional to 23,618.32, 32,557.48 and 19,419.28 is: 26,769.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618.32 : 32,557.48 = 19,419.28 : x
  2. Step 2: Convert to fraction form
    23,618.32/32,557.48 = 19,419.28/x
  3. Step 3: Cross multiply
    23,618.32x = 32,557.48 × 19,419.28
  4. Step 4: Simplify right side
    23,618.32x = 632,242,820.21
  5. Step 5: Solve for x
    x = 632,242,820.21/23,618.32
  6. Step 6: Final answer
    x = 26,769.17

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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.