Home / 30,181.02-45,280.17-14,607.42

Finding the Fourth Proportional to 30,181.02, 45,280.17 and 14,607.42

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Solution

The fourth proportional to 30,181.02, 45,280.17 and 14,607.42 is: 21,915.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181.02 : 45,280.17 = 14,607.42 : x
  2. Step 2: Convert to fraction form
    30,181.02/45,280.17 = 14,607.42/x
  3. Step 3: Cross multiply
    30,181.02x = 45,280.17 × 14,607.42
  4. Step 4: Simplify right side
    30,181.02x = 661,426,460.86
  5. Step 5: Solve for x
    x = 661,426,460.86/30,181.02
  6. Step 6: Final answer
    x = 21,915.31

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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.