Home / 19,281.80-26,607.82-10,897.76

Finding the Fourth Proportional to 19,281.80, 26,607.82 and 10,897.76

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Solution

The fourth proportional to 19,281.80, 26,607.82 and 10,897.76 is: 15,038.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.80 : 26,607.82 = 10,897.76 : x
  2. Step 2: Convert to fraction form
    19,281.80/26,607.82 = 10,897.76/x
  3. Step 3: Cross multiply
    19,281.80x = 26,607.82 × 10,897.76
  4. Step 4: Simplify right side
    19,281.80x = 289,965,636.48
  5. Step 5: Solve for x
    x = 289,965,636.48/19,281.80
  6. Step 6: Final answer
    x = 15,038.31

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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.