Home / 13,006.08-17,946.36-7,416

Finding the Fourth Proportional to 13,006.08, 17,946.36 and 7,416

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Solution

The fourth proportional to 13,006.08, 17,946.36 and 7,416 is: 10,232.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006.08 : 17,946.36 = 7,416 : x
  2. Step 2: Convert to fraction form
    13,006.08/17,946.36 = 7,416/x
  3. Step 3: Cross multiply
    13,006.08x = 17,946.36 × 7,416
  4. Step 4: Simplify right side
    13,006.08x = 133,090,205.76
  5. Step 5: Solve for x
    x = 133,090,205.76/13,006.08
  6. Step 6: Final answer
    x = 10,232.92

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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.