Home / 32,547.49-48,778.56-18,513.97

Finding the Fourth Proportional to 32,547.49, 48,778.56 and 18,513.97

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Solution

The fourth proportional to 32,547.49, 48,778.56 and 18,513.97 is: 27,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,547.49 : 48,778.56 = 18,513.97 : x
  2. Step 2: Convert to fraction form
    32,547.49/48,778.56 = 18,513.97/x
  3. Step 3: Cross multiply
    32,547.49x = 48,778.56 × 18,513.97
  4. Step 4: Simplify right side
    32,547.49x = 903,084,796.48
  5. Step 5: Solve for x
    x = 903,084,796.48/32,547.49
  6. Step 6: Final answer
    x = 27,746.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.