Home / 40,588.88-56,048.28-25,507.67

Finding the Fourth Proportional to 40,588.88, 56,048.28 and 25,507.67

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Solution

The fourth proportional to 40,588.88, 56,048.28 and 25,507.67 is: 35,222.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,588.88 : 56,048.28 = 25,507.67 : x
  2. Step 2: Convert to fraction form
    40,588.88/56,048.28 = 25,507.67/x
  3. Step 3: Cross multiply
    40,588.88x = 56,048.28 × 25,507.67
  4. Step 4: Simplify right side
    40,588.88x = 1,429,661,030.31
  5. Step 5: Solve for x
    x = 1,429,661,030.31/40,588.88
  6. Step 6: Final answer
    x = 35,222.97

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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.