Home / 19,261.79-26,580.94-10,764.04

Finding the Fourth Proportional to 19,261.79, 26,580.94 and 10,764.04

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Solution

The fourth proportional to 19,261.79, 26,580.94 and 10,764.04 is: 14,854.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.79 : 26,580.94 = 10,764.04 : x
  2. Step 2: Convert to fraction form
    19,261.79/26,580.94 = 10,764.04/x
  3. Step 3: Cross multiply
    19,261.79x = 26,580.94 × 10,764.04
  4. Step 4: Simplify right side
    19,261.79x = 286,118,301.40
  5. Step 5: Solve for x
    x = 286,118,301.40/19,261.79
  6. Step 6: Final answer
    x = 14,854.19

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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.