Home / 40,291.12-55,606.16-24,384.40

Finding the Fourth Proportional to 40,291.12, 55,606.16 and 24,384.40

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Solution

The fourth proportional to 40,291.12, 55,606.16 and 24,384.40 is: 33,653.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,291.12 : 55,606.16 = 24,384.40 : x
  2. Step 2: Convert to fraction form
    40,291.12/55,606.16 = 24,384.40/x
  3. Step 3: Cross multiply
    40,291.12x = 55,606.16 × 24,384.40
  4. Step 4: Simplify right side
    40,291.12x = 1,355,922,847.90
  5. Step 5: Solve for x
    x = 1,355,922,847.90/40,291.12
  6. Step 6: Final answer
    x = 33,653.14

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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.