Home / 30,772.56-46,152.21-9,714.25

Finding the Fourth Proportional to 30,772.56, 46,152.21 and 9,714.25

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Solution

The fourth proportional to 30,772.56, 46,152.21 and 9,714.25 is: 14,569.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.56 : 46,152.21 = 9,714.25 : x
  2. Step 2: Convert to fraction form
    30,772.56/46,152.21 = 9,714.25/x
  3. Step 3: Cross multiply
    30,772.56x = 46,152.21 × 9,714.25
  4. Step 4: Simplify right side
    30,772.56x = 448,334,259.46
  5. Step 5: Solve for x
    x = 448,334,259.46/30,772.56
  6. Step 6: Final answer
    x = 14,569.29

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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.