Home / 29,448.28-40,637.46-16,870.60

Finding the Fourth Proportional to 29,448.28, 40,637.46 and 16,870.60

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Solution

The fourth proportional to 29,448.28, 40,637.46 and 16,870.60 is: 23,280.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,448.28 : 40,637.46 = 16,870.60 : x
  2. Step 2: Convert to fraction form
    29,448.28/40,637.46 = 16,870.60/x
  3. Step 3: Cross multiply
    29,448.28x = 40,637.46 × 16,870.60
  4. Step 4: Simplify right side
    29,448.28x = 685,578,332.68
  5. Step 5: Solve for x
    x = 685,578,332.68/29,448.28
  6. Step 6: Final answer
    x = 23,280.76

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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.