Home / 19,927.08-27,448.74-15,203.16

Finding the Fourth Proportional to 19,927.08, 27,448.74 and 15,203.16

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Solution

The fourth proportional to 19,927.08, 27,448.74 and 15,203.16 is: 20,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.08 : 27,448.74 = 15,203.16 : x
  2. Step 2: Convert to fraction form
    19,927.08/27,448.74 = 15,203.16/x
  3. Step 3: Cross multiply
    19,927.08x = 27,448.74 × 15,203.16
  4. Step 4: Simplify right side
    19,927.08x = 417,307,586.02
  5. Step 5: Solve for x
    x = 417,307,586.02/19,927.08
  6. Step 6: Final answer
    x = 20,941.73

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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.