Home / 45,654.98-63,021.38-40,866.46

Finding the Fourth Proportional to 45,654.98, 63,021.38 and 40,866.46

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Solution

The fourth proportional to 45,654.98, 63,021.38 and 40,866.46 is: 56,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,654.98 : 63,021.38 = 40,866.46 : x
  2. Step 2: Convert to fraction form
    45,654.98/63,021.38 = 40,866.46/x
  3. Step 3: Cross multiply
    45,654.98x = 63,021.38 × 40,866.46
  4. Step 4: Simplify right side
    45,654.98x = 2,575,460,343.03
  5. Step 5: Solve for x
    x = 2,575,460,343.03/45,654.98
  6. Step 6: Final answer
    x = 56,411.38

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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.