Home / 29,448.04-40,639.36-16,875.22

Finding the Fourth Proportional to 29,448.04, 40,639.36 and 16,875.22

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Solution

The fourth proportional to 29,448.04, 40,639.36 and 16,875.22 is: 23,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,448.04 : 40,639.36 = 16,875.22 : x
  2. Step 2: Convert to fraction form
    29,448.04/40,639.36 = 16,875.22/x
  3. Step 3: Cross multiply
    29,448.04x = 40,639.36 × 16,875.22
  4. Step 4: Simplify right side
    29,448.04x = 685,798,140.66
  5. Step 5: Solve for x
    x = 685,798,140.66/29,448.04
  6. Step 6: Final answer
    x = 23,288.41

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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.