Home / 35,486.98-53,228.36-13,298.49

Finding the Fourth Proportional to 35,486.98, 53,228.36 and 13,298.49

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Solution

The fourth proportional to 35,486.98, 53,228.36 and 13,298.49 is: 19,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.98 : 53,228.36 = 13,298.49 : x
  2. Step 2: Convert to fraction form
    35,486.98/53,228.36 = 13,298.49/x
  3. Step 3: Cross multiply
    35,486.98x = 53,228.36 × 13,298.49
  4. Step 4: Simplify right side
    35,486.98x = 707,856,846.42
  5. Step 5: Solve for x
    x = 707,856,846.42/35,486.98
  6. Step 6: Final answer
    x = 19,946.95

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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.