Home / 19,309.66-26,645.13-10,810.60

Finding the Fourth Proportional to 19,309.66, 26,645.13 and 10,810.60

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Solution

The fourth proportional to 19,309.66, 26,645.13 and 10,810.60 is: 14,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309.66 : 26,645.13 = 10,810.60 : x
  2. Step 2: Convert to fraction form
    19,309.66/26,645.13 = 10,810.60/x
  3. Step 3: Cross multiply
    19,309.66x = 26,645.13 × 10,810.60
  4. Step 4: Simplify right side
    19,309.66x = 288,049,875.68
  5. Step 5: Solve for x
    x = 288,049,875.68/19,309.66
  6. Step 6: Final answer
    x = 14,917.40

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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.