Home / 19,445.80-26,828.48-10,946.56

Finding the Fourth Proportional to 19,445.80, 26,828.48 and 10,946.56

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Solution

The fourth proportional to 19,445.80, 26,828.48 and 10,946.56 is: 15,102.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,445.80 : 26,828.48 = 10,946.56 : x
  2. Step 2: Convert to fraction form
    19,445.80/26,828.48 = 10,946.56/x
  3. Step 3: Cross multiply
    19,445.80x = 26,828.48 × 10,946.56
  4. Step 4: Simplify right side
    19,445.80x = 293,679,566.03
  5. Step 5: Solve for x
    x = 293,679,566.03/19,445.80
  6. Step 6: Final answer
    x = 15,102.47

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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.