Home / 25,448.35-35,117.80-14,118.34

Finding the Fourth Proportional to 25,448.35, 35,117.80 and 14,118.34

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Solution

The fourth proportional to 25,448.35, 35,117.80 and 14,118.34 is: 19,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.35 : 35,117.80 = 14,118.34 : x
  2. Step 2: Convert to fraction form
    25,448.35/35,117.80 = 14,118.34/x
  3. Step 3: Cross multiply
    25,448.35x = 35,117.80 × 14,118.34
  4. Step 4: Simplify right side
    25,448.35x = 495,805,040.45
  5. Step 5: Solve for x
    x = 495,805,040.45/25,448.35
  6. Step 6: Final answer
    x = 19,482.80

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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.