Home / 45,861.03-63,261.35-28,838.28

Finding the Fourth Proportional to 45,861.03, 63,261.35 and 28,838.28

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Solution

The fourth proportional to 45,861.03, 63,261.35 and 28,838.28 is: 39,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,861.03 : 63,261.35 = 28,838.28 : x
  2. Step 2: Convert to fraction form
    45,861.03/63,261.35 = 28,838.28/x
  3. Step 3: Cross multiply
    45,861.03x = 63,261.35 × 28,838.28
  4. Step 4: Simplify right side
    45,861.03x = 1,824,348,063.98
  5. Step 5: Solve for x
    x = 1,824,348,063.98/45,861.03
  6. Step 6: Final answer
    x = 39,779.92

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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.