Home / 25,725.56-35,501.40-14,395.08

Finding the Fourth Proportional to 25,725.56, 35,501.40 and 14,395.08

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Solution

The fourth proportional to 25,725.56, 35,501.40 and 14,395.08 is: 19,865.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,725.56 : 35,501.40 = 14,395.08 : x
  2. Step 2: Convert to fraction form
    25,725.56/35,501.40 = 14,395.08/x
  3. Step 3: Cross multiply
    25,725.56x = 35,501.40 × 14,395.08
  4. Step 4: Simplify right side
    25,725.56x = 511,045,493.11
  5. Step 5: Solve for x
    x = 511,045,493.11/25,725.56
  6. Step 6: Final answer
    x = 19,865.28

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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.