Home / 35,873.22-53,810.10-12,499.62

Finding the Fourth Proportional to 35,873.22, 53,810.10 and 12,499.62

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Solution

The fourth proportional to 35,873.22, 53,810.10 and 12,499.62 is: 18,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,873.22 : 53,810.10 = 12,499.62 : x
  2. Step 2: Convert to fraction form
    35,873.22/53,810.10 = 12,499.62/x
  3. Step 3: Cross multiply
    35,873.22x = 53,810.10 × 12,499.62
  4. Step 4: Simplify right side
    35,873.22x = 672,605,802.16
  5. Step 5: Solve for x
    x = 672,605,802.16/35,873.22
  6. Step 6: Final answer
    x = 18,749.52

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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.