Home / 64,864.76-89,511.34-36,570.04

Finding the Fourth Proportional to 64,864.76, 89,511.34 and 36,570.04

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Solution

The fourth proportional to 64,864.76, 89,511.34 and 36,570.04 is: 50,465.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,864.76 : 89,511.34 = 36,570.04 : x
  2. Step 2: Convert to fraction form
    64,864.76/89,511.34 = 36,570.04/x
  3. Step 3: Cross multiply
    64,864.76x = 89,511.34 × 36,570.04
  4. Step 4: Simplify right side
    64,864.76x = 3,273,433,284.25
  5. Step 5: Solve for x
    x = 3,273,433,284.25/64,864.76
  6. Step 6: Final answer
    x = 50,465.51

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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.