Home / 19,573.79-29,354.47-6,423.10

Finding the Fourth Proportional to 19,573.79, 29,354.47 and 6,423.10

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Solution

The fourth proportional to 19,573.79, 29,354.47 and 6,423.10 is: 9,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.79 : 29,354.47 = 6,423.10 : x
  2. Step 2: Convert to fraction form
    19,573.79/29,354.47 = 6,423.10/x
  3. Step 3: Cross multiply
    19,573.79x = 29,354.47 × 6,423.10
  4. Step 4: Simplify right side
    19,573.79x = 188,546,606.81
  5. Step 5: Solve for x
    x = 188,546,606.81/19,573.79
  6. Step 6: Final answer
    x = 9,632.61

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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.