Home / 15,012.54-22,515.36-5,653.53

Finding the Fourth Proportional to 15,012.54, 22,515.36 and 5,653.53

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Solution

The fourth proportional to 15,012.54, 22,515.36 and 5,653.53 is: 8,479.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,012.54 : 22,515.36 = 5,653.53 : x
  2. Step 2: Convert to fraction form
    15,012.54/22,515.36 = 5,653.53/x
  3. Step 3: Cross multiply
    15,012.54x = 22,515.36 × 5,653.53
  4. Step 4: Simplify right side
    15,012.54x = 127,291,263.22
  5. Step 5: Solve for x
    x = 127,291,263.22/15,012.54
  6. Step 6: Final answer
    x = 8,479.00

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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.