Home / 52,823.44-79,210.40-30,643.12

Finding the Fourth Proportional to 52,823.44, 79,210.40 and 30,643.12

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Solution

The fourth proportional to 52,823.44, 79,210.40 and 30,643.12 is: 45,950.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,823.44 : 79,210.40 = 30,643.12 : x
  2. Step 2: Convert to fraction form
    52,823.44/79,210.40 = 30,643.12/x
  3. Step 3: Cross multiply
    52,823.44x = 79,210.40 × 30,643.12
  4. Step 4: Simplify right side
    52,823.44x = 2,427,253,792.45
  5. Step 5: Solve for x
    x = 2,427,253,792.45/52,823.44
  6. Step 6: Final answer
    x = 45,950.32

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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.