Home / 55,532.49-76,632.94-31,666.85

Finding the Fourth Proportional to 55,532.49, 76,632.94 and 31,666.85

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Solution

The fourth proportional to 55,532.49, 76,632.94 and 31,666.85 is: 43,699.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,532.49 : 76,632.94 = 31,666.85 : x
  2. Step 2: Convert to fraction form
    55,532.49/76,632.94 = 31,666.85/x
  3. Step 3: Cross multiply
    55,532.49x = 76,632.94 × 31,666.85
  4. Step 4: Simplify right side
    55,532.49x = 2,426,723,581.71
  5. Step 5: Solve for x
    x = 2,426,723,581.71/55,532.49
  6. Step 6: Final answer
    x = 43,699.17

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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.