Home / 40,609.36-56,038.32-22,705.84

Finding the Fourth Proportional to 40,609.36, 56,038.32 and 22,705.84

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Solution

The fourth proportional to 40,609.36, 56,038.32 and 22,705.84 is: 31,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,609.36 : 56,038.32 = 22,705.84 : x
  2. Step 2: Convert to fraction form
    40,609.36/56,038.32 = 22,705.84/x
  3. Step 3: Cross multiply
    40,609.36x = 56,038.32 × 22,705.84
  4. Step 4: Simplify right side
    40,609.36x = 1,272,397,127.79
  5. Step 5: Solve for x
    x = 1,272,397,127.79/40,609.36
  6. Step 6: Final answer
    x = 31,332.61

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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.