Home / 15,509.40-23,248.26-9,946.68

Finding the Fourth Proportional to 15,509.40, 23,248.26 and 9,946.68

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Solution

The fourth proportional to 15,509.40, 23,248.26 and 9,946.68 is: 14,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,509.40 : 23,248.26 = 9,946.68 : x
  2. Step 2: Convert to fraction form
    15,509.40/23,248.26 = 9,946.68/x
  3. Step 3: Cross multiply
    15,509.40x = 23,248.26 × 9,946.68
  4. Step 4: Simplify right side
    15,509.40x = 231,243,002.78
  5. Step 5: Solve for x
    x = 231,243,002.78/15,509.40
  6. Step 6: Final answer
    x = 14,909.86

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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.