Home / 25,250.81-34,848.57-18,866.32

Finding the Fourth Proportional to 25,250.81, 34,848.57 and 18,866.32

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Solution

The fourth proportional to 25,250.81, 34,848.57 and 18,866.32 is: 26,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,250.81 : 34,848.57 = 18,866.32 : x
  2. Step 2: Convert to fraction form
    25,250.81/34,848.57 = 18,866.32/x
  3. Step 3: Cross multiply
    25,250.81x = 34,848.57 × 18,866.32
  4. Step 4: Simplify right side
    25,250.81x = 657,464,256.79
  5. Step 5: Solve for x
    x = 657,464,256.79/25,250.81
  6. Step 6: Final answer
    x = 26,037.36

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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.