Home / 19,501.79-26,915.96-11,006.51

Finding the Fourth Proportional to 19,501.79, 26,915.96 and 11,006.51

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Solution

The fourth proportional to 19,501.79, 26,915.96 and 11,006.51 is: 15,190.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501.79 : 26,915.96 = 11,006.51 : x
  2. Step 2: Convert to fraction form
    19,501.79/26,915.96 = 11,006.51/x
  3. Step 3: Cross multiply
    19,501.79x = 26,915.96 × 11,006.51
  4. Step 4: Simplify right side
    19,501.79x = 296,250,675.84
  5. Step 5: Solve for x
    x = 296,250,675.84/19,501.79
  6. Step 6: Final answer
    x = 15,190.95

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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.