Home / 35,218.92-52,830.72-13,031.76

Finding the Fourth Proportional to 35,218.92, 52,830.72 and 13,031.76

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Solution

The fourth proportional to 35,218.92, 52,830.72 and 13,031.76 is: 19,548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,218.92 : 52,830.72 = 13,031.76 : x
  2. Step 2: Convert to fraction form
    35,218.92/52,830.72 = 13,031.76/x
  3. Step 3: Cross multiply
    35,218.92x = 52,830.72 × 13,031.76
  4. Step 4: Simplify right side
    35,218.92x = 688,477,263.67
  5. Step 5: Solve for x
    x = 688,477,263.67/35,218.92
  6. Step 6: Final answer
    x = 19,548.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.