Home / 19,323.84-26,667.36-11,366.88

Finding the Fourth Proportional to 19,323.84, 26,667.36 and 11,366.88

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Solution

The fourth proportional to 19,323.84, 26,667.36 and 11,366.88 is: 15,686.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.84 : 26,667.36 = 11,366.88 : x
  2. Step 2: Convert to fraction form
    19,323.84/26,667.36 = 11,366.88/x
  3. Step 3: Cross multiply
    19,323.84x = 26,667.36 × 11,366.88
  4. Step 4: Simplify right side
    19,323.84x = 303,124,681.04
  5. Step 5: Solve for x
    x = 303,124,681.04/19,323.84
  6. Step 6: Final answer
    x = 15,686.57

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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.