Home / 25,448.37-35,118.78-14,117.86

Finding the Fourth Proportional to 25,448.37, 35,118.78 and 14,117.86

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Solution

The fourth proportional to 25,448.37, 35,118.78 and 14,117.86 is: 19,482.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.37 : 35,118.78 = 14,117.86 : x
  2. Step 2: Convert to fraction form
    25,448.37/35,118.78 = 14,117.86/x
  3. Step 3: Cross multiply
    25,448.37x = 35,118.78 × 14,117.86
  4. Step 4: Simplify right side
    25,448.37x = 495,802,116.25
  5. Step 5: Solve for x
    x = 495,802,116.25/25,448.37
  6. Step 6: Final answer
    x = 19,482.67

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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.