Home / 14,070.04-19,416.43-7,696.50

Finding the Fourth Proportional to 14,070.04, 19,416.43 and 7,696.50

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Solution

The fourth proportional to 14,070.04, 19,416.43 and 7,696.50 is: 10,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.04 : 19,416.43 = 7,696.50 : x
  2. Step 2: Convert to fraction form
    14,070.04/19,416.43 = 7,696.50/x
  3. Step 3: Cross multiply
    14,070.04x = 19,416.43 × 7,696.50
  4. Step 4: Simplify right side
    14,070.04x = 149,438,553.50
  5. Step 5: Solve for x
    x = 149,438,553.50/14,070.04
  6. Step 6: Final answer
    x = 10,621.05

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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.