Home / 34,931.10-48,203.91-19,825.16

Finding the Fourth Proportional to 34,931.10, 48,203.91 and 19,825.16

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Solution

The fourth proportional to 34,931.10, 48,203.91 and 19,825.16 is: 27,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,931.10 : 48,203.91 = 19,825.16 : x
  2. Step 2: Convert to fraction form
    34,931.10/48,203.91 = 19,825.16/x
  3. Step 3: Cross multiply
    34,931.10x = 48,203.91 × 19,825.16
  4. Step 4: Simplify right side
    34,931.10x = 955,649,987.36
  5. Step 5: Solve for x
    x = 955,649,987.36/34,931.10
  6. Step 6: Final answer
    x = 27,358.14

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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.