Home / 16,917.90-23,343.78-9,746.22

Finding the Fourth Proportional to 16,917.90, 23,343.78 and 9,746.22

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Solution

The fourth proportional to 16,917.90, 23,343.78 and 9,746.22 is: 13,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.90 : 23,343.78 = 9,746.22 : x
  2. Step 2: Convert to fraction form
    16,917.90/23,343.78 = 9,746.22/x
  3. Step 3: Cross multiply
    16,917.90x = 23,343.78 × 9,746.22
  4. Step 4: Simplify right side
    16,917.90x = 227,513,615.51
  5. Step 5: Solve for x
    x = 227,513,615.51/16,917.90
  6. Step 6: Final answer
    x = 13,448.10

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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.