Home / 19,525.60-29,290.80-6,374.40

Finding the Fourth Proportional to 19,525.60, 29,290.80 and 6,374.40

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Solution

The fourth proportional to 19,525.60, 29,290.80 and 6,374.40 is: 9,562.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,525.60 : 29,290.80 = 6,374.40 : x
  2. Step 2: Convert to fraction form
    19,525.60/29,290.80 = 6,374.40/x
  3. Step 3: Cross multiply
    19,525.60x = 29,290.80 × 6,374.40
  4. Step 4: Simplify right side
    19,525.60x = 186,711,275.52
  5. Step 5: Solve for x
    x = 186,711,275.52/19,525.60
  6. Step 6: Final answer
    x = 9,562.38

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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.