Home / 46,315.48-69,417.60-21,321.24

Finding the Fourth Proportional to 46,315.48, 69,417.60 and 21,321.24

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Solution

The fourth proportional to 46,315.48, 69,417.60 and 21,321.24 is: 31,956.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,315.48 : 69,417.60 = 21,321.24 : x
  2. Step 2: Convert to fraction form
    46,315.48/69,417.60 = 21,321.24/x
  3. Step 3: Cross multiply
    46,315.48x = 69,417.60 × 21,321.24
  4. Step 4: Simplify right side
    46,315.48x = 1,480,069,309.82
  5. Step 5: Solve for x
    x = 1,480,069,309.82/46,315.48
  6. Step 6: Final answer
    x = 31,956.26

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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.