Home / 42,860.97-64,352.81-26,253.95

Finding the Fourth Proportional to 42,860.97, 64,352.81 and 26,253.95

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Solution

The fourth proportional to 42,860.97, 64,352.81 and 26,253.95 is: 39,418.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,860.97 : 64,352.81 = 26,253.95 : x
  2. Step 2: Convert to fraction form
    42,860.97/64,352.81 = 26,253.95/x
  3. Step 3: Cross multiply
    42,860.97x = 64,352.81 × 26,253.95
  4. Step 4: Simplify right side
    42,860.97x = 1,689,515,199.97
  5. Step 5: Solve for x
    x = 1,689,515,199.97/42,860.97
  6. Step 6: Final answer
    x = 39,418.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.