Home / 19,034.24-26,242.08-15,618.74

Finding the Fourth Proportional to 19,034.24, 26,242.08 and 15,618.74

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Solution

The fourth proportional to 19,034.24, 26,242.08 and 15,618.74 is: 21,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.24 : 26,242.08 = 15,618.74 : x
  2. Step 2: Convert to fraction form
    19,034.24/26,242.08 = 15,618.74/x
  3. Step 3: Cross multiply
    19,034.24x = 26,242.08 × 15,618.74
  4. Step 4: Simplify right side
    19,034.24x = 409,868,093.37
  5. Step 5: Solve for x
    x = 409,868,093.37/19,034.24
  6. Step 6: Final answer
    x = 21,533.21

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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.