Home / 19,558.74-26,991-10,606.23

Finding the Fourth Proportional to 19,558.74, 26,991 and 10,606.23

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Solution

The fourth proportional to 19,558.74, 26,991 and 10,606.23 is: 14,636.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.74 : 26,991 = 10,606.23 : x
  2. Step 2: Convert to fraction form
    19,558.74/26,991 = 10,606.23/x
  3. Step 3: Cross multiply
    19,558.74x = 26,991 × 10,606.23
  4. Step 4: Simplify right side
    19,558.74x = 286,272,753.93
  5. Step 5: Solve for x
    x = 286,272,753.93/19,558.74
  6. Step 6: Final answer
    x = 14,636.56

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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.