Home / 25,623.86-35,359.20-14,869.05

Finding the Fourth Proportional to 25,623.86, 35,359.20 and 14,869.05

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Solution

The fourth proportional to 25,623.86, 35,359.20 and 14,869.05 is: 20,518.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,623.86 : 35,359.20 = 14,869.05 : x
  2. Step 2: Convert to fraction form
    25,623.86/35,359.20 = 14,869.05/x
  3. Step 3: Cross multiply
    25,623.86x = 35,359.20 × 14,869.05
  4. Step 4: Simplify right side
    25,623.86x = 525,757,712.76
  5. Step 5: Solve for x
    x = 525,757,712.76/25,623.86
  6. Step 6: Final answer
    x = 20,518.29

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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.