Home / 15,527.16-23,178-14,370.72

Finding the Fourth Proportional to 15,527.16, 23,178 and 14,370.72

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Solution

The fourth proportional to 15,527.16, 23,178 and 14,370.72 is: 21,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,527.16 : 23,178 = 14,370.72 : x
  2. Step 2: Convert to fraction form
    15,527.16/23,178 = 14,370.72/x
  3. Step 3: Cross multiply
    15,527.16x = 23,178 × 14,370.72
  4. Step 4: Simplify right side
    15,527.16x = 333,084,548.16
  5. Step 5: Solve for x
    x = 333,084,548.16/15,527.16
  6. Step 6: Final answer
    x = 21,451.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.