Home / 30,595.32-45,866.25-11,862.45

Finding the Fourth Proportional to 30,595.32, 45,866.25 and 11,862.45

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Solution

The fourth proportional to 30,595.32, 45,866.25 and 11,862.45 is: 17,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.32 : 45,866.25 = 11,862.45 : x
  2. Step 2: Convert to fraction form
    30,595.32/45,866.25 = 11,862.45/x
  3. Step 3: Cross multiply
    30,595.32x = 45,866.25 × 11,862.45
  4. Step 4: Simplify right side
    30,595.32x = 544,086,097.31
  5. Step 5: Solve for x
    x = 544,086,097.31/30,595.32
  6. Step 6: Final answer
    x = 17,783.31

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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.