Home / 25,631.85-35,386.48-16,674.87

Finding the Fourth Proportional to 25,631.85, 35,386.48 and 16,674.87

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Solution

The fourth proportional to 25,631.85, 35,386.48 and 16,674.87 is: 23,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.85 : 35,386.48 = 16,674.87 : x
  2. Step 2: Convert to fraction form
    25,631.85/35,386.48 = 16,674.87/x
  3. Step 3: Cross multiply
    25,631.85x = 35,386.48 × 16,674.87
  4. Step 4: Simplify right side
    25,631.85x = 590,064,953.76
  5. Step 5: Solve for x
    x = 590,064,953.76/25,631.85
  6. Step 6: Final answer
    x = 23,020.77

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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.