Home / 25,055.40-34,576.38-13,877.40

Finding the Fourth Proportional to 25,055.40, 34,576.38 and 13,877.40

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Solution

The fourth proportional to 25,055.40, 34,576.38 and 13,877.40 is: 19,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,055.40 : 34,576.38 = 13,877.40 : x
  2. Step 2: Convert to fraction form
    25,055.40/34,576.38 = 13,877.40/x
  3. Step 3: Cross multiply
    25,055.40x = 34,576.38 × 13,877.40
  4. Step 4: Simplify right side
    25,055.40x = 479,830,255.81
  5. Step 5: Solve for x
    x = 479,830,255.81/25,055.40
  6. Step 6: Final answer
    x = 19,150.77

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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.