Home / 15,337.90-21,165.94-10,032.60

Finding the Fourth Proportional to 15,337.90, 21,165.94 and 10,032.60

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Solution

The fourth proportional to 15,337.90, 21,165.94 and 10,032.60 is: 13,844.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,337.90 : 21,165.94 = 10,032.60 : x
  2. Step 2: Convert to fraction form
    15,337.90/21,165.94 = 10,032.60/x
  3. Step 3: Cross multiply
    15,337.90x = 21,165.94 × 10,032.60
  4. Step 4: Simplify right side
    15,337.90x = 212,349,409.64
  5. Step 5: Solve for x
    x = 212,349,409.64/15,337.90
  6. Step 6: Final answer
    x = 13,844.75

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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.