Home / 40,813.77-56,322.54-22,908.32

Finding the Fourth Proportional to 40,813.77, 56,322.54 and 22,908.32

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Solution

The fourth proportional to 40,813.77, 56,322.54 and 22,908.32 is: 31,613.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,813.77 : 56,322.54 = 22,908.32 : x
  2. Step 2: Convert to fraction form
    40,813.77/56,322.54 = 22,908.32/x
  3. Step 3: Cross multiply
    40,813.77x = 56,322.54 × 22,908.32
  4. Step 4: Simplify right side
    40,813.77x = 1,290,254,699.13
  5. Step 5: Solve for x
    x = 1,290,254,699.13/40,813.77
  6. Step 6: Final answer
    x = 31,613.22

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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.