Home / 56,073.51-77,377.53-31,548.01

Finding the Fourth Proportional to 56,073.51, 77,377.53 and 31,548.01

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Solution

The fourth proportional to 56,073.51, 77,377.53 and 31,548.01 is: 43,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,073.51 : 77,377.53 = 31,548.01 : x
  2. Step 2: Convert to fraction form
    56,073.51/77,377.53 = 31,548.01/x
  3. Step 3: Cross multiply
    56,073.51x = 77,377.53 × 31,548.01
  4. Step 4: Simplify right side
    56,073.51x = 2,441,107,090.22
  5. Step 5: Solve for x
    x = 2,441,107,090.22/56,073.51
  6. Step 6: Final answer
    x = 43,534.05

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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.