Home / 45,741.18-63,124.76-28,282.30

Finding the Fourth Proportional to 45,741.18, 63,124.76 and 28,282.30

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Solution

The fourth proportional to 45,741.18, 63,124.76 and 28,282.30 is: 39,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,741.18 : 63,124.76 = 28,282.30 : x
  2. Step 2: Convert to fraction form
    45,741.18/63,124.76 = 28,282.30/x
  3. Step 3: Cross multiply
    45,741.18x = 63,124.76 × 28,282.30
  4. Step 4: Simplify right side
    45,741.18x = 1,785,313,399.75
  5. Step 5: Solve for x
    x = 1,785,313,399.75/45,741.18
  6. Step 6: Final answer
    x = 39,030.77

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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.