Home / 40,807.40-56,308.77-22,902.21

Finding the Fourth Proportional to 40,807.40, 56,308.77 and 22,902.21

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Solution

The fourth proportional to 40,807.40, 56,308.77 and 22,902.21 is: 31,602.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,807.40 : 56,308.77 = 22,902.21 : x
  2. Step 2: Convert to fraction form
    40,807.40/56,308.77 = 22,902.21/x
  3. Step 3: Cross multiply
    40,807.40x = 56,308.77 × 22,902.21
  4. Step 4: Simplify right side
    40,807.40x = 1,289,595,275.38
  5. Step 5: Solve for x
    x = 1,289,595,275.38/40,807.40
  6. Step 6: Final answer
    x = 31,602.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.