Home / 25,066.87-34,588.98-14,991.63

Finding the Fourth Proportional to 25,066.87, 34,588.98 and 14,991.63

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Solution

The fourth proportional to 25,066.87, 34,588.98 and 14,991.63 is: 20,686.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,066.87 : 34,588.98 = 14,991.63 : x
  2. Step 2: Convert to fraction form
    25,066.87/34,588.98 = 14,991.63/x
  3. Step 3: Cross multiply
    25,066.87x = 34,588.98 × 14,991.63
  4. Step 4: Simplify right side
    25,066.87x = 518,545,115.28
  5. Step 5: Solve for x
    x = 518,545,115.28/25,066.87
  6. Step 6: Final answer
    x = 20,686.48

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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.