Home / 46,587.98-64,216.50-31,475.90

Finding the Fourth Proportional to 46,587.98, 64,216.50 and 31,475.90

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Solution

The fourth proportional to 46,587.98, 64,216.50 and 31,475.90 is: 43,386.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,587.98 : 64,216.50 = 31,475.90 : x
  2. Step 2: Convert to fraction form
    46,587.98/64,216.50 = 31,475.90/x
  3. Step 3: Cross multiply
    46,587.98x = 64,216.50 × 31,475.90
  4. Step 4: Simplify right side
    46,587.98x = 2,021,272,132.35
  5. Step 5: Solve for x
    x = 2,021,272,132.35/46,587.98
  6. Step 6: Final answer
    x = 43,386.13

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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.