Home / 64,622.98-96,934.51-20,253.19

Finding the Fourth Proportional to 64,622.98, 96,934.51 and 20,253.19

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Solution

The fourth proportional to 64,622.98, 96,934.51 and 20,253.19 is: 30,379.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,622.98 : 96,934.51 = 20,253.19 : x
  2. Step 2: Convert to fraction form
    64,622.98/96,934.51 = 20,253.19/x
  3. Step 3: Cross multiply
    64,622.98x = 96,934.51 × 20,253.19
  4. Step 4: Simplify right side
    64,622.98x = 1,963,232,899.40
  5. Step 5: Solve for x
    x = 1,963,232,899.40/64,622.98
  6. Step 6: Final answer
    x = 30,379.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.