Home / 32,837.28-45,308.16-19,409.04

Finding the Fourth Proportional to 32,837.28, 45,308.16 and 19,409.04

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Solution

The fourth proportional to 32,837.28, 45,308.16 and 19,409.04 is: 26,780.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,837.28 : 45,308.16 = 19,409.04 : x
  2. Step 2: Convert to fraction form
    32,837.28/45,308.16 = 19,409.04/x
  3. Step 3: Cross multiply
    32,837.28x = 45,308.16 × 19,409.04
  4. Step 4: Simplify right side
    32,837.28x = 879,387,889.77
  5. Step 5: Solve for x
    x = 879,387,889.77/32,837.28
  6. Step 6: Final answer
    x = 26,780.17

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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.