Home / 19,946.79-27,536.54-15,460.47

Finding the Fourth Proportional to 19,946.79, 27,536.54 and 15,460.47

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Solution

The fourth proportional to 19,946.79, 27,536.54 and 15,460.47 is: 21,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.79 : 27,536.54 = 15,460.47 : x
  2. Step 2: Convert to fraction form
    19,946.79/27,536.54 = 15,460.47/x
  3. Step 3: Cross multiply
    19,946.79x = 27,536.54 × 15,460.47
  4. Step 4: Simplify right side
    19,946.79x = 425,727,773.27
  5. Step 5: Solve for x
    x = 425,727,773.27/19,946.79
  6. Step 6: Final answer
    x = 21,343.17

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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.