Home / 15,730.98-23,600.40-4,637.64

Finding the Fourth Proportional to 15,730.98, 23,600.40 and 4,637.64

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Solution

The fourth proportional to 15,730.98, 23,600.40 and 4,637.64 is: 6,957.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.98 : 23,600.40 = 4,637.64 : x
  2. Step 2: Convert to fraction form
    15,730.98/23,600.40 = 4,637.64/x
  3. Step 3: Cross multiply
    15,730.98x = 23,600.40 × 4,637.64
  4. Step 4: Simplify right side
    15,730.98x = 109,450,159.06
  5. Step 5: Solve for x
    x = 109,450,159.06/15,730.98
  6. Step 6: Final answer
    x = 6,957.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.