Home / 19,136.34-26,411.29-15,944.58

Finding the Fourth Proportional to 19,136.34, 26,411.29 and 15,944.58

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Solution

The fourth proportional to 19,136.34, 26,411.29 and 15,944.58 is: 22,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.34 : 26,411.29 = 15,944.58 : x
  2. Step 2: Convert to fraction form
    19,136.34/26,411.29 = 15,944.58/x
  3. Step 3: Cross multiply
    19,136.34x = 26,411.29 × 15,944.58
  4. Step 4: Simplify right side
    19,136.34x = 421,116,886.45
  5. Step 5: Solve for x
    x = 421,116,886.45/19,136.34
  6. Step 6: Final answer
    x = 22,006.14

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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.