Home / 25,665.87-35,416.60-14,333.79

Finding the Fourth Proportional to 25,665.87, 35,416.60 and 14,333.79

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Solution

The fourth proportional to 25,665.87, 35,416.60 and 14,333.79 is: 19,779.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665.87 : 35,416.60 = 14,333.79 : x
  2. Step 2: Convert to fraction form
    25,665.87/35,416.60 = 14,333.79/x
  3. Step 3: Cross multiply
    25,665.87x = 35,416.60 × 14,333.79
  4. Step 4: Simplify right side
    25,665.87x = 507,654,106.91
  5. Step 5: Solve for x
    x = 507,654,106.91/25,665.87
  6. Step 6: Final answer
    x = 19,779.35

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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.