Home / 14,289.48-19,717.02-9,574.92

Finding the Fourth Proportional to 14,289.48, 19,717.02 and 9,574.92

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Solution

The fourth proportional to 14,289.48, 19,717.02 and 9,574.92 is: 13,211.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.48 : 19,717.02 = 9,574.92 : x
  2. Step 2: Convert to fraction form
    14,289.48/19,717.02 = 9,574.92/x
  3. Step 3: Cross multiply
    14,289.48x = 19,717.02 × 9,574.92
  4. Step 4: Simplify right side
    14,289.48x = 188,788,889.14
  5. Step 5: Solve for x
    x = 188,788,889.14/14,289.48
  6. Step 6: Final answer
    x = 13,211.74

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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.