Home / 35,124.28-52,686.48-14,347.78

Finding the Fourth Proportional to 35,124.28, 52,686.48 and 14,347.78

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Solution

The fourth proportional to 35,124.28, 52,686.48 and 14,347.78 is: 21,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,124.28 : 52,686.48 = 14,347.78 : x
  2. Step 2: Convert to fraction form
    35,124.28/52,686.48 = 14,347.78/x
  3. Step 3: Cross multiply
    35,124.28x = 52,686.48 × 14,347.78
  4. Step 4: Simplify right side
    35,124.28x = 755,934,024.01
  5. Step 5: Solve for x
    x = 755,934,024.01/35,124.28
  6. Step 6: Final answer
    x = 21,521.69

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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.