Home / 34,931.45-48,203.69-19,825.51

Finding the Fourth Proportional to 34,931.45, 48,203.69 and 19,825.51

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Solution

The fourth proportional to 34,931.45, 48,203.69 and 19,825.51 is: 27,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,931.45 : 48,203.69 = 19,825.51 : x
  2. Step 2: Convert to fraction form
    34,931.45/48,203.69 = 19,825.51/x
  3. Step 3: Cross multiply
    34,931.45x = 48,203.69 × 19,825.51
  4. Step 4: Simplify right side
    34,931.45x = 955,662,497.11
  5. Step 5: Solve for x
    x = 955,662,497.11/34,931.45
  6. Step 6: Final answer
    x = 27,358.23

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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.