Home / 34,820.96-48,055.91-19,716.28

Finding the Fourth Proportional to 34,820.96, 48,055.91 and 19,716.28

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Solution

The fourth proportional to 34,820.96, 48,055.91 and 19,716.28 is: 27,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.96 : 48,055.91 = 19,716.28 : x
  2. Step 2: Convert to fraction form
    34,820.96/48,055.91 = 19,716.28/x
  3. Step 3: Cross multiply
    34,820.96x = 48,055.91 × 19,716.28
  4. Step 4: Simplify right side
    34,820.96x = 947,483,558.49
  5. Step 5: Solve for x
    x = 947,483,558.49/34,820.96
  6. Step 6: Final answer
    x = 27,210.15

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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.