Home / 30,980.02-46,467.18-10,203.52

Finding the Fourth Proportional to 30,980.02, 46,467.18 and 10,203.52

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Solution

The fourth proportional to 30,980.02, 46,467.18 and 10,203.52 is: 15,304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,980.02 : 46,467.18 = 10,203.52 : x
  2. Step 2: Convert to fraction form
    30,980.02/46,467.18 = 10,203.52/x
  3. Step 3: Cross multiply
    30,980.02x = 46,467.18 × 10,203.52
  4. Step 4: Simplify right side
    30,980.02x = 474,128,800.47
  5. Step 5: Solve for x
    x = 474,128,800.47/30,980.02
  6. Step 6: Final answer
    x = 15,304.34

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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.