Home / 15,037.04-20,758.28-10,009.58

Finding the Fourth Proportional to 15,037.04, 20,758.28 and 10,009.58

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Solution

The fourth proportional to 15,037.04, 20,758.28 and 10,009.58 is: 13,817.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037.04 : 20,758.28 = 10,009.58 : x
  2. Step 2: Convert to fraction form
    15,037.04/20,758.28 = 10,009.58/x
  3. Step 3: Cross multiply
    15,037.04x = 20,758.28 × 10,009.58
  4. Step 4: Simplify right side
    15,037.04x = 207,781,510.48
  5. Step 5: Solve for x
    x = 207,781,510.48/15,037.04
  6. Step 6: Final answer
    x = 13,817.98

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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.