Home / 56,723.12-85,085.28-23,420.24

Finding the Fourth Proportional to 56,723.12, 85,085.28 and 23,420.24

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Solution

The fourth proportional to 56,723.12, 85,085.28 and 23,420.24 is: 35,130.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,723.12 : 85,085.28 = 23,420.24 : x
  2. Step 2: Convert to fraction form
    56,723.12/85,085.28 = 23,420.24/x
  3. Step 3: Cross multiply
    56,723.12x = 85,085.28 × 23,420.24
  4. Step 4: Simplify right side
    56,723.12x = 1,992,717,678.07
  5. Step 5: Solve for x
    x = 1,992,717,678.07/56,723.12
  6. Step 6: Final answer
    x = 35,130.61

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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.