Home / 19,126.95-26,395.34-10,629.87

Finding the Fourth Proportional to 19,126.95, 26,395.34 and 10,629.87

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Solution

The fourth proportional to 19,126.95, 26,395.34 and 10,629.87 is: 14,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.95 : 26,395.34 = 10,629.87 : x
  2. Step 2: Convert to fraction form
    19,126.95/26,395.34 = 10,629.87/x
  3. Step 3: Cross multiply
    19,126.95x = 26,395.34 × 10,629.87
  4. Step 4: Simplify right side
    19,126.95x = 280,579,036.87
  5. Step 5: Solve for x
    x = 280,579,036.87/19,126.95
  6. Step 6: Final answer
    x = 14,669.30

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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.