Home / 14,204.56-19,603.14-7,916.92

Finding the Fourth Proportional to 14,204.56, 19,603.14 and 7,916.92

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Solution

The fourth proportional to 14,204.56, 19,603.14 and 7,916.92 is: 10,925.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.56 : 19,603.14 = 7,916.92 : x
  2. Step 2: Convert to fraction form
    14,204.56/19,603.14 = 7,916.92/x
  3. Step 3: Cross multiply
    14,204.56x = 19,603.14 × 7,916.92
  4. Step 4: Simplify right side
    14,204.56x = 155,196,491.13
  5. Step 5: Solve for x
    x = 155,196,491.13/14,204.56
  6. Step 6: Final answer
    x = 10,925.82

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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.