Home / 15,643.04-23,416.92-10,698.80

Finding the Fourth Proportional to 15,643.04, 23,416.92 and 10,698.80

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Solution

The fourth proportional to 15,643.04, 23,416.92 and 10,698.80 is: 16,015.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.04 : 23,416.92 = 10,698.80 : x
  2. Step 2: Convert to fraction form
    15,643.04/23,416.92 = 10,698.80/x
  3. Step 3: Cross multiply
    15,643.04x = 23,416.92 × 10,698.80
  4. Step 4: Simplify right side
    15,643.04x = 250,532,943.70
  5. Step 5: Solve for x
    x = 250,532,943.70/15,643.04
  6. Step 6: Final answer
    x = 16,015.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.