Home / 19,347.54-29,011.59-8,966.58

Finding the Fourth Proportional to 19,347.54, 29,011.59 and 8,966.58

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Solution

The fourth proportional to 19,347.54, 29,011.59 and 8,966.58 is: 13,445.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.54 : 29,011.59 = 8,966.58 : x
  2. Step 2: Convert to fraction form
    19,347.54/29,011.59 = 8,966.58/x
  3. Step 3: Cross multiply
    19,347.54x = 29,011.59 × 8,966.58
  4. Step 4: Simplify right side
    19,347.54x = 260,134,742.66
  5. Step 5: Solve for x
    x = 260,134,742.66/19,347.54
  6. Step 6: Final answer
    x = 13,445.37

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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.