Home / 19,261.76-26,580.88-10,764.04

Finding the Fourth Proportional to 19,261.76, 26,580.88 and 10,764.04

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Solution

The fourth proportional to 19,261.76, 26,580.88 and 10,764.04 is: 14,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.76 : 26,580.88 = 10,764.04 : x
  2. Step 2: Convert to fraction form
    19,261.76/26,580.88 = 10,764.04/x
  3. Step 3: Cross multiply
    19,261.76x = 26,580.88 × 10,764.04
  4. Step 4: Simplify right side
    19,261.76x = 286,117,655.56
  5. Step 5: Solve for x
    x = 286,117,655.56/19,261.76
  6. Step 6: Final answer
    x = 14,854.18

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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.