Home / 57,293.94-79,070.40-31,802.70

Finding the Fourth Proportional to 57,293.94, 79,070.40 and 31,802.70

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Solution

The fourth proportional to 57,293.94, 79,070.40 and 31,802.70 is: 43,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,293.94 : 79,070.40 = 31,802.70 : x
  2. Step 2: Convert to fraction form
    57,293.94/79,070.40 = 31,802.70/x
  3. Step 3: Cross multiply
    57,293.94x = 79,070.40 × 31,802.70
  4. Step 4: Simplify right side
    57,293.94x = 2,514,652,210.08
  5. Step 5: Solve for x
    x = 2,514,652,210.08/57,293.94
  6. Step 6: Final answer
    x = 43,890.37

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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.