Home / 27,347.42-37,740.18-15,411.16

Finding the Fourth Proportional to 27,347.42, 37,740.18 and 15,411.16

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Solution

The fourth proportional to 27,347.42, 37,740.18 and 15,411.16 is: 21,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347.42 : 37,740.18 = 15,411.16 : x
  2. Step 2: Convert to fraction form
    27,347.42/37,740.18 = 15,411.16/x
  3. Step 3: Cross multiply
    27,347.42x = 37,740.18 × 15,411.16
  4. Step 4: Simplify right side
    27,347.42x = 581,619,952.41
  5. Step 5: Solve for x
    x = 581,619,952.41/27,347.42
  6. Step 6: Final answer
    x = 21,267.82

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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.