Home / 14,340.74-19,779.27-10,374.98

Finding the Fourth Proportional to 14,340.74, 19,779.27 and 10,374.98

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Solution

The fourth proportional to 14,340.74, 19,779.27 and 10,374.98 is: 14,309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.74 : 19,779.27 = 10,374.98 : x
  2. Step 2: Convert to fraction form
    14,340.74/19,779.27 = 10,374.98/x
  3. Step 3: Cross multiply
    14,340.74x = 19,779.27 × 10,374.98
  4. Step 4: Simplify right side
    14,340.74x = 205,209,530.66
  5. Step 5: Solve for x
    x = 205,209,530.66/14,340.74
  6. Step 6: Final answer
    x = 14,309.55

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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.