Home / 40,497.61-55,884-25,389.67

Finding the Fourth Proportional to 40,497.61, 55,884 and 25,389.67

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Solution

The fourth proportional to 40,497.61, 55,884 and 25,389.67 is: 35,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,497.61 : 55,884 = 25,389.67 : x
  2. Step 2: Convert to fraction form
    40,497.61/55,884 = 25,389.67/x
  3. Step 3: Cross multiply
    40,497.61x = 55,884 × 25,389.67
  4. Step 4: Simplify right side
    40,497.61x = 1,418,876,318.28
  5. Step 5: Solve for x
    x = 1,418,876,318.28/40,497.61
  6. Step 6: Final answer
    x = 35,036.05

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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.