Home / 35,320.32-53,006.13-13,136.94

Finding the Fourth Proportional to 35,320.32, 53,006.13 and 13,136.94

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Solution

The fourth proportional to 35,320.32, 53,006.13 and 13,136.94 is: 19,714.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.32 : 53,006.13 = 13,136.94 : x
  2. Step 2: Convert to fraction form
    35,320.32/53,006.13 = 13,136.94/x
  3. Step 3: Cross multiply
    35,320.32x = 53,006.13 × 13,136.94
  4. Step 4: Simplify right side
    35,320.32x = 696,338,349.44
  5. Step 5: Solve for x
    x = 696,338,349.44/35,320.32
  6. Step 6: Final answer
    x = 19,714.95

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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.