Home / 19,337.82-26,686.71-10,955.58

Finding the Fourth Proportional to 19,337.82, 26,686.71 and 10,955.58

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Solution

The fourth proportional to 19,337.82, 26,686.71 and 10,955.58 is: 15,118.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337.82 : 26,686.71 = 10,955.58 : x
  2. Step 2: Convert to fraction form
    19,337.82/26,686.71 = 10,955.58/x
  3. Step 3: Cross multiply
    19,337.82x = 26,686.71 × 10,955.58
  4. Step 4: Simplify right side
    19,337.82x = 292,368,386.34
  5. Step 5: Solve for x
    x = 292,368,386.34/19,337.82
  6. Step 6: Final answer
    x = 15,118.99

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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.