Home / 25,360.36-38,056.86-13,681.64

Finding the Fourth Proportional to 25,360.36, 38,056.86 and 13,681.64

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Solution

The fourth proportional to 25,360.36, 38,056.86 and 13,681.64 is: 20,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,360.36 : 38,056.86 = 13,681.64 : x
  2. Step 2: Convert to fraction form
    25,360.36/38,056.86 = 13,681.64/x
  3. Step 3: Cross multiply
    25,360.36x = 38,056.86 × 13,681.64
  4. Step 4: Simplify right side
    25,360.36x = 520,680,258.05
  5. Step 5: Solve for x
    x = 520,680,258.05/25,360.36
  6. Step 6: Final answer
    x = 20,531.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.