Home / 40,564.02-56,264.73-39,485.10

Finding the Fourth Proportional to 40,564.02, 56,264.73 and 39,485.10

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Solution

The fourth proportional to 40,564.02, 56,264.73 and 39,485.10 is: 54,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,564.02 : 56,264.73 = 39,485.10 : x
  2. Step 2: Convert to fraction form
    40,564.02/56,264.73 = 39,485.10/x
  3. Step 3: Cross multiply
    40,564.02x = 56,264.73 × 39,485.10
  4. Step 4: Simplify right side
    40,564.02x = 2,221,618,490.52
  5. Step 5: Solve for x
    x = 2,221,618,490.52/40,564.02
  6. Step 6: Final answer
    x = 54,768.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.