Home / 19,973.24-27,559.32-11,478.32

Finding the Fourth Proportional to 19,973.24, 27,559.32 and 11,478.32

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Solution

The fourth proportional to 19,973.24, 27,559.32 and 11,478.32 is: 15,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.24 : 27,559.32 = 11,478.32 : x
  2. Step 2: Convert to fraction form
    19,973.24/27,559.32 = 11,478.32/x
  3. Step 3: Cross multiply
    19,973.24x = 27,559.32 × 11,478.32
  4. Step 4: Simplify right side
    19,973.24x = 316,334,693.94
  5. Step 5: Solve for x
    x = 316,334,693.94/19,973.24
  6. Step 6: Final answer
    x = 15,837.93

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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.