Home / 25,203.18-37,733.64-13,330.05

Finding the Fourth Proportional to 25,203.18, 37,733.64 and 13,330.05

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Solution

The fourth proportional to 25,203.18, 37,733.64 and 13,330.05 is: 19,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,203.18 : 37,733.64 = 13,330.05 : x
  2. Step 2: Convert to fraction form
    25,203.18/37,733.64 = 13,330.05/x
  3. Step 3: Cross multiply
    25,203.18x = 37,733.64 × 13,330.05
  4. Step 4: Simplify right side
    25,203.18x = 502,991,307.88
  5. Step 5: Solve for x
    x = 502,991,307.88/25,203.18
  6. Step 6: Final answer
    x = 19,957.45

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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.