Home / 40,032.02-60,045.87-20,310.07

Finding the Fourth Proportional to 40,032.02, 60,045.87 and 20,310.07

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Solution

The fourth proportional to 40,032.02, 60,045.87 and 20,310.07 is: 30,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,032.02 : 60,045.87 = 20,310.07 : x
  2. Step 2: Convert to fraction form
    40,032.02/60,045.87 = 20,310.07/x
  3. Step 3: Cross multiply
    40,032.02x = 60,045.87 × 20,310.07
  4. Step 4: Simplify right side
    40,032.02x = 1,219,535,822.91
  5. Step 5: Solve for x
    x = 1,219,535,822.91/40,032.02
  6. Step 6: Final answer
    x = 30,464.01

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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.