Home / 15,663.44-23,495.16-6,898.40

Finding the Fourth Proportional to 15,663.44, 23,495.16 and 6,898.40

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Solution

The fourth proportional to 15,663.44, 23,495.16 and 6,898.40 is: 10,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,663.44 : 23,495.16 = 6,898.40 : x
  2. Step 2: Convert to fraction form
    15,663.44/23,495.16 = 6,898.40/x
  3. Step 3: Cross multiply
    15,663.44x = 23,495.16 × 6,898.40
  4. Step 4: Simplify right side
    15,663.44x = 162,079,011.74
  5. Step 5: Solve for x
    x = 162,079,011.74/15,663.44
  6. Step 6: Final answer
    x = 10,347.60

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1.5x scale

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.