Home / 19,491.24-26,897.91-10,538.75

Finding the Fourth Proportional to 19,491.24, 26,897.91 and 10,538.75

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Solution

The fourth proportional to 19,491.24, 26,897.91 and 10,538.75 is: 14,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.24 : 26,897.91 = 10,538.75 : x
  2. Step 2: Convert to fraction form
    19,491.24/26,897.91 = 10,538.75/x
  3. Step 3: Cross multiply
    19,491.24x = 26,897.91 × 10,538.75
  4. Step 4: Simplify right side
    19,491.24x = 283,470,214.52
  5. Step 5: Solve for x
    x = 283,470,214.52/19,491.24
  6. Step 6: Final answer
    x = 14,543.47

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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.