Home / 43,675.29-65,521.31-14,085.18

Finding the Fourth Proportional to 43,675.29, 65,521.31 and 14,085.18

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Solution

The fourth proportional to 43,675.29, 65,521.31 and 14,085.18 is: 21,130.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,675.29 : 65,521.31 = 14,085.18 : x
  2. Step 2: Convert to fraction form
    43,675.29/65,521.31 = 14,085.18/x
  3. Step 3: Cross multiply
    43,675.29x = 65,521.31 × 14,085.18
  4. Step 4: Simplify right side
    43,675.29x = 922,879,374.76
  5. Step 5: Solve for x
    x = 922,879,374.76/43,675.29
  6. Step 6: Final answer
    x = 21,130.47

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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.