Home / 19,250.56-28,880.64-10,494.40

Finding the Fourth Proportional to 19,250.56, 28,880.64 and 10,494.40

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Solution

The fourth proportional to 19,250.56, 28,880.64 and 10,494.40 is: 15,744.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,250.56 : 28,880.64 = 10,494.40 : x
  2. Step 2: Convert to fraction form
    19,250.56/28,880.64 = 10,494.40/x
  3. Step 3: Cross multiply
    19,250.56x = 28,880.64 × 10,494.40
  4. Step 4: Simplify right side
    19,250.56x = 303,084,988.42
  5. Step 5: Solve for x
    x = 303,084,988.42/19,250.56
  6. Step 6: Final answer
    x = 15,744.22

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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.