Home / 34,919.02-48,189.32-19,812.31

Finding the Fourth Proportional to 34,919.02, 48,189.32 and 19,812.31

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Solution

The fourth proportional to 34,919.02, 48,189.32 and 19,812.31 is: 27,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,919.02 : 48,189.32 = 19,812.31 : x
  2. Step 2: Convert to fraction form
    34,919.02/48,189.32 = 19,812.31/x
  3. Step 3: Cross multiply
    34,919.02x = 48,189.32 × 19,812.31
  4. Step 4: Simplify right side
    34,919.02x = 954,741,746.53
  5. Step 5: Solve for x
    x = 954,741,746.53/34,919.02
  6. Step 6: Final answer
    x = 27,341.60

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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.