Home / 56,924.55-85,386.69-31,640.13

Finding the Fourth Proportional to 56,924.55, 85,386.69 and 31,640.13

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Solution

The fourth proportional to 56,924.55, 85,386.69 and 31,640.13 is: 47,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,924.55 : 85,386.69 = 31,640.13 : x
  2. Step 2: Convert to fraction form
    56,924.55/85,386.69 = 31,640.13/x
  3. Step 3: Cross multiply
    56,924.55x = 85,386.69 × 31,640.13
  4. Step 4: Simplify right side
    56,924.55x = 2,701,645,971.87
  5. Step 5: Solve for x
    x = 2,701,645,971.87/56,924.55
  6. Step 6: Final answer
    x = 47,460.12

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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.