Home / 28,527.34-39,366.57-15,606.41

Finding the Fourth Proportional to 28,527.34, 39,366.57 and 15,606.41

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Solution

The fourth proportional to 28,527.34, 39,366.57 and 15,606.41 is: 21,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,527.34 : 39,366.57 = 15,606.41 : x
  2. Step 2: Convert to fraction form
    28,527.34/39,366.57 = 15,606.41/x
  3. Step 3: Cross multiply
    28,527.34x = 39,366.57 × 15,606.41
  4. Step 4: Simplify right side
    28,527.34x = 614,370,693.40
  5. Step 5: Solve for x
    x = 614,370,693.40/28,527.34
  6. Step 6: Final answer
    x = 21,536.21

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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.