Home / 19,280.96-26,606.34-11,322.10

Finding the Fourth Proportional to 19,280.96, 26,606.34 and 11,322.10

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Solution

The fourth proportional to 19,280.96, 26,606.34 and 11,322.10 is: 15,623.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280.96 : 26,606.34 = 11,322.10 : x
  2. Step 2: Convert to fraction form
    19,280.96/26,606.34 = 11,322.10/x
  3. Step 3: Cross multiply
    19,280.96x = 26,606.34 × 11,322.10
  4. Step 4: Simplify right side
    19,280.96x = 301,239,642.11
  5. Step 5: Solve for x
    x = 301,239,642.11/19,280.96
  6. Step 6: Final answer
    x = 15,623.68

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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.