Home / 17,590.37-24,278.13-10,421.87

Finding the Fourth Proportional to 17,590.37, 24,278.13 and 10,421.87

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Solution

The fourth proportional to 17,590.37, 24,278.13 and 10,421.87 is: 14,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,590.37 : 24,278.13 = 10,421.87 : x
  2. Step 2: Convert to fraction form
    17,590.37/24,278.13 = 10,421.87/x
  3. Step 3: Cross multiply
    17,590.37x = 24,278.13 × 10,421.87
  4. Step 4: Simplify right side
    17,590.37x = 253,023,393.31
  5. Step 5: Solve for x
    x = 253,023,393.31/17,590.37
  6. Step 6: Final answer
    x = 14,384.20

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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.