Home / 18,887.66-26,065.02-10,504.16

Finding the Fourth Proportional to 18,887.66, 26,065.02 and 10,504.16

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Solution

The fourth proportional to 18,887.66, 26,065.02 and 10,504.16 is: 14,495.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,887.66 : 26,065.02 = 10,504.16 : x
  2. Step 2: Convert to fraction form
    18,887.66/26,065.02 = 10,504.16/x
  3. Step 3: Cross multiply
    18,887.66x = 26,065.02 × 10,504.16
  4. Step 4: Simplify right side
    18,887.66x = 273,791,140.48
  5. Step 5: Solve for x
    x = 273,791,140.48/18,887.66
  6. Step 6: Final answer
    x = 14,495.77

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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.