Home / 40,345.57-60,521.58-12,268.14

Finding the Fourth Proportional to 40,345.57, 60,521.58 and 12,268.14

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Solution

The fourth proportional to 40,345.57, 60,521.58 and 12,268.14 is: 18,403.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,345.57 : 60,521.58 = 12,268.14 : x
  2. Step 2: Convert to fraction form
    40,345.57/60,521.58 = 12,268.14/x
  3. Step 3: Cross multiply
    40,345.57x = 60,521.58 × 12,268.14
  4. Step 4: Simplify right side
    40,345.57x = 742,487,216.46
  5. Step 5: Solve for x
    x = 742,487,216.46/40,345.57
  6. Step 6: Final answer
    x = 18,403.19

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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.