Home / 45,985.44-63,466.78-28,090.76

Finding the Fourth Proportional to 45,985.44, 63,466.78 and 28,090.76

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Solution

The fourth proportional to 45,985.44, 63,466.78 and 28,090.76 is: 38,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,985.44 : 63,466.78 = 28,090.76 : x
  2. Step 2: Convert to fraction form
    45,985.44/63,466.78 = 28,090.76/x
  3. Step 3: Cross multiply
    45,985.44x = 63,466.78 × 28,090.76
  4. Step 4: Simplify right side
    45,985.44x = 1,782,830,084.95
  5. Step 5: Solve for x
    x = 1,782,830,084.95/45,985.44
  6. Step 6: Final answer
    x = 38,769.45

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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.