Home / 25,378.90-35,025.18-14,051.08

Finding the Fourth Proportional to 25,378.90, 35,025.18 and 14,051.08

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Solution

The fourth proportional to 25,378.90, 35,025.18 and 14,051.08 is: 19,391.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.90 : 35,025.18 = 14,051.08 : x
  2. Step 2: Convert to fraction form
    25,378.90/35,025.18 = 14,051.08/x
  3. Step 3: Cross multiply
    25,378.90x = 35,025.18 × 14,051.08
  4. Step 4: Simplify right side
    25,378.90x = 492,141,606.19
  5. Step 5: Solve for x
    x = 492,141,606.19/25,378.90
  6. Step 6: Final answer
    x = 19,391.76

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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.