Home / 30,897.02-46,353.90-10,120.52

Finding the Fourth Proportional to 30,897.02, 46,353.90 and 10,120.52

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Solution

The fourth proportional to 30,897.02, 46,353.90 and 10,120.52 is: 15,183.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,897.02 : 46,353.90 = 10,120.52 : x
  2. Step 2: Convert to fraction form
    30,897.02/46,353.90 = 10,120.52/x
  3. Step 3: Cross multiply
    30,897.02x = 46,353.90 × 10,120.52
  4. Step 4: Simplify right side
    30,897.02x = 469,125,572.03
  5. Step 5: Solve for x
    x = 469,125,572.03/30,897.02
  6. Step 6: Final answer
    x = 15,183.52

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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.