Home / 40,564.77-56,005.65-36,308.40

Finding the Fourth Proportional to 40,564.77, 56,005.65 and 36,308.40

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Solution

The fourth proportional to 40,564.77, 56,005.65 and 36,308.40 is: 50,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,564.77 : 56,005.65 = 36,308.40 : x
  2. Step 2: Convert to fraction form
    40,564.77/56,005.65 = 36,308.40/x
  3. Step 3: Cross multiply
    40,564.77x = 56,005.65 × 36,308.40
  4. Step 4: Simplify right side
    40,564.77x = 2,033,475,542.46
  5. Step 5: Solve for x
    x = 2,033,475,542.46/40,564.77
  6. Step 6: Final answer
    x = 50,129.10

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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.