Home / 56,673.51-78,209.24-31,523.01

Finding the Fourth Proportional to 56,673.51, 78,209.24 and 31,523.01

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Solution

The fourth proportional to 56,673.51, 78,209.24 and 31,523.01 is: 43,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,673.51 : 78,209.24 = 31,523.01 : x
  2. Step 2: Convert to fraction form
    56,673.51/78,209.24 = 31,523.01/x
  3. Step 3: Cross multiply
    56,673.51x = 78,209.24 × 31,523.01
  4. Step 4: Simplify right side
    56,673.51x = 2,465,390,497.00
  5. Step 5: Solve for x
    x = 2,465,390,497.00/56,673.51
  6. Step 6: Final answer
    x = 43,501.64

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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.