Home / 15,784.28-23,657.39-6,895.80

Finding the Fourth Proportional to 15,784.28, 23,657.39 and 6,895.80

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Solution

The fourth proportional to 15,784.28, 23,657.39 and 6,895.80 is: 10,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.28 : 23,657.39 = 6,895.80 : x
  2. Step 2: Convert to fraction form
    15,784.28/23,657.39 = 6,895.80/x
  3. Step 3: Cross multiply
    15,784.28x = 23,657.39 × 6,895.80
  4. Step 4: Simplify right side
    15,784.28x = 163,136,551.13
  5. Step 5: Solve for x
    x = 163,136,551.13/15,784.28
  6. Step 6: Final answer
    x = 10,335.38

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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.