Home / 57,730.48-86,587.18-35,532.40

Finding the Fourth Proportional to 57,730.48, 86,587.18 and 35,532.40

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Solution

The fourth proportional to 57,730.48, 86,587.18 and 35,532.40 is: 53,293.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,730.48 : 86,587.18 = 35,532.40 : x
  2. Step 2: Convert to fraction form
    57,730.48/86,587.18 = 35,532.40/x
  3. Step 3: Cross multiply
    57,730.48x = 86,587.18 × 35,532.40
  4. Step 4: Simplify right side
    57,730.48x = 3,076,650,314.63
  5. Step 5: Solve for x
    x = 3,076,650,314.63/57,730.48
  6. Step 6: Final answer
    x = 53,293.34

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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.