Home / 40,317.32-55,629.78-23,547.08

Finding the Fourth Proportional to 40,317.32, 55,629.78 and 23,547.08

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Solution

The fourth proportional to 40,317.32, 55,629.78 and 23,547.08 is: 32,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.32 : 55,629.78 = 23,547.08 : x
  2. Step 2: Convert to fraction form
    40,317.32/55,629.78 = 23,547.08/x
  3. Step 3: Cross multiply
    40,317.32x = 55,629.78 × 23,547.08
  4. Step 4: Simplify right side
    40,317.32x = 1,309,918,880.04
  5. Step 5: Solve for x
    x = 1,309,918,880.04/40,317.32
  6. Step 6: Final answer
    x = 32,490.23

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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.