Home / 32,935.95-45,445.23-19,509.80

Finding the Fourth Proportional to 32,935.95, 45,445.23 and 19,509.80

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Solution

The fourth proportional to 32,935.95, 45,445.23 and 19,509.80 is: 26,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,935.95 : 45,445.23 = 19,509.80 : x
  2. Step 2: Convert to fraction form
    32,935.95/45,445.23 = 19,509.80/x
  3. Step 3: Cross multiply
    32,935.95x = 45,445.23 × 19,509.80
  4. Step 4: Simplify right side
    32,935.95x = 886,627,121.03
  5. Step 5: Solve for x
    x = 886,627,121.03/32,935.95
  6. Step 6: Final answer
    x = 26,919.74

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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.