Home / 34,325.76-47,364.05-19,219.05

Finding the Fourth Proportional to 34,325.76, 47,364.05 and 19,219.05

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Solution

The fourth proportional to 34,325.76, 47,364.05 and 19,219.05 is: 26,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,325.76 : 47,364.05 = 19,219.05 : x
  2. Step 2: Convert to fraction form
    34,325.76/47,364.05 = 19,219.05/x
  3. Step 3: Cross multiply
    34,325.76x = 47,364.05 × 19,219.05
  4. Step 4: Simplify right side
    34,325.76x = 910,291,949.06
  5. Step 5: Solve for x
    x = 910,291,949.06/34,325.76
  6. Step 6: Final answer
    x = 26,519.21

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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.