Home / 26,421.58-39,657.02-13,950.82

Finding the Fourth Proportional to 26,421.58, 39,657.02 and 13,950.82

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Solution

The fourth proportional to 26,421.58, 39,657.02 and 13,950.82 is: 20,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.58 : 39,657.02 = 13,950.82 : x
  2. Step 2: Convert to fraction form
    26,421.58/39,657.02 = 13,950.82/x
  3. Step 3: Cross multiply
    26,421.58x = 39,657.02 × 13,950.82
  4. Step 4: Simplify right side
    26,421.58x = 553,247,947.76
  5. Step 5: Solve for x
    x = 553,247,947.76/26,421.58
  6. Step 6: Final answer
    x = 20,939.25

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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.