Home / 46,615.20-64,352.82-31,587.28

Finding the Fourth Proportional to 46,615.20, 64,352.82 and 31,587.28

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Solution

The fourth proportional to 46,615.20, 64,352.82 and 31,587.28 is: 43,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,615.20 : 64,352.82 = 31,587.28 : x
  2. Step 2: Convert to fraction form
    46,615.20/64,352.82 = 31,587.28/x
  3. Step 3: Cross multiply
    46,615.20x = 64,352.82 × 31,587.28
  4. Step 4: Simplify right side
    46,615.20x = 2,032,730,544.13
  5. Step 5: Solve for x
    x = 2,032,730,544.13/46,615.20
  6. Step 6: Final answer
    x = 43,606.60

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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.