Home / 29,503.07-40,674.42-28,585.79

Finding the Fourth Proportional to 29,503.07, 40,674.42 and 28,585.79

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Solution

The fourth proportional to 29,503.07, 40,674.42 and 28,585.79 is: 39,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,503.07 : 40,674.42 = 28,585.79 : x
  2. Step 2: Convert to fraction form
    29,503.07/40,674.42 = 28,585.79/x
  3. Step 3: Cross multiply
    29,503.07x = 40,674.42 × 28,585.79
  4. Step 4: Simplify right side
    29,503.07x = 1,162,710,428.49
  5. Step 5: Solve for x
    x = 1,162,710,428.49/29,503.07
  6. Step 6: Final answer
    x = 39,409.81

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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.