Home / 42,053.48-63,090.87-13,973.68

Finding the Fourth Proportional to 42,053.48, 63,090.87 and 13,973.68

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Solution

The fourth proportional to 42,053.48, 63,090.87 and 13,973.68 is: 20,964.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053.48 : 63,090.87 = 13,973.68 : x
  2. Step 2: Convert to fraction form
    42,053.48/63,090.87 = 13,973.68/x
  3. Step 3: Cross multiply
    42,053.48x = 63,090.87 × 13,973.68
  4. Step 4: Simplify right side
    42,053.48x = 881,611,654.76
  5. Step 5: Solve for x
    x = 881,611,654.76/42,053.48
  6. Step 6: Final answer
    x = 20,964.06

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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.