Home / 15,536.86-21,442.37-9,572.02

Finding the Fourth Proportional to 15,536.86, 21,442.37 and 9,572.02

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Solution

The fourth proportional to 15,536.86, 21,442.37 and 9,572.02 is: 13,210.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536.86 : 21,442.37 = 9,572.02 : x
  2. Step 2: Convert to fraction form
    15,536.86/21,442.37 = 9,572.02/x
  3. Step 3: Cross multiply
    15,536.86x = 21,442.37 × 9,572.02
  4. Step 4: Simplify right side
    15,536.86x = 205,246,693.02
  5. Step 5: Solve for x
    x = 205,246,693.02/15,536.86
  6. Step 6: Final answer
    x = 13,210.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.