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Finding the Fourth Proportional to 32,888.34, 45,383.07 and 18,547.32

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Solution

The fourth proportional to 32,888.34, 45,383.07 and 18,547.32 is: 25,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,888.34 : 45,383.07 = 18,547.32 : x
  2. Step 2: Convert to fraction form
    32,888.34/45,383.07 = 18,547.32/x
  3. Step 3: Cross multiply
    32,888.34x = 45,383.07 × 18,547.32
  4. Step 4: Simplify right side
    32,888.34x = 841,734,321.87
  5. Step 5: Solve for x
    x = 841,734,321.87/32,888.34
  6. Step 6: Final answer
    x = 25,593.70

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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.