Home / 32,680.36-45,111.54-25,578.28

Finding the Fourth Proportional to 32,680.36, 45,111.54 and 25,578.28

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Solution

The fourth proportional to 32,680.36, 45,111.54 and 25,578.28 is: 35,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,680.36 : 45,111.54 = 25,578.28 : x
  2. Step 2: Convert to fraction form
    32,680.36/45,111.54 = 25,578.28/x
  3. Step 3: Cross multiply
    32,680.36x = 45,111.54 × 25,578.28
  4. Step 4: Simplify right side
    32,680.36x = 1,153,875,601.35
  5. Step 5: Solve for x
    x = 1,153,875,601.35/32,680.36
  6. Step 6: Final answer
    x = 35,307.92

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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.