Home / 25,665.48-35,416.80-14,908.68

Finding the Fourth Proportional to 25,665.48, 35,416.80 and 14,908.68

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Solution

The fourth proportional to 25,665.48, 35,416.80 and 14,908.68 is: 20,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665.48 : 35,416.80 = 14,908.68 : x
  2. Step 2: Convert to fraction form
    25,665.48/35,416.80 = 14,908.68/x
  3. Step 3: Cross multiply
    25,665.48x = 35,416.80 × 14,908.68
  4. Step 4: Simplify right side
    25,665.48x = 528,017,737.82
  5. Step 5: Solve for x
    x = 528,017,737.82/25,665.48
  6. Step 6: Final answer
    x = 20,573.07

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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.