Home / 42,846.21-64,268.63-11,681.46

Finding the Fourth Proportional to 42,846.21, 64,268.63 and 11,681.46

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Solution

The fourth proportional to 42,846.21, 64,268.63 and 11,681.46 is: 17,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,846.21 : 64,268.63 = 11,681.46 : x
  2. Step 2: Convert to fraction form
    42,846.21/64,268.63 = 11,681.46/x
  3. Step 3: Cross multiply
    42,846.21x = 64,268.63 × 11,681.46
  4. Step 4: Simplify right side
    42,846.21x = 750,751,700.81
  5. Step 5: Solve for x
    x = 750,751,700.81/42,846.21
  6. Step 6: Final answer
    x = 17,522.01

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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.