Home / 15,570.36-23,359.86-8,984.52

Finding the Fourth Proportional to 15,570.36, 23,359.86 and 8,984.52

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Solution

The fourth proportional to 15,570.36, 23,359.86 and 8,984.52 is: 13,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570.36 : 23,359.86 = 8,984.52 : x
  2. Step 2: Convert to fraction form
    15,570.36/23,359.86 = 8,984.52/x
  3. Step 3: Cross multiply
    15,570.36x = 23,359.86 × 8,984.52
  4. Step 4: Simplify right side
    15,570.36x = 209,877,129.37
  5. Step 5: Solve for x
    x = 209,877,129.37/15,570.36
  6. Step 6: Final answer
    x = 13,479.27

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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.