Home / 19,160.58-28,681.47-10,373.70

Finding the Fourth Proportional to 19,160.58, 28,681.47 and 10,373.70

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Solution

The fourth proportional to 19,160.58, 28,681.47 and 10,373.70 is: 15,528.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.58 : 28,681.47 = 10,373.70 : x
  2. Step 2: Convert to fraction form
    19,160.58/28,681.47 = 10,373.70/x
  3. Step 3: Cross multiply
    19,160.58x = 28,681.47 × 10,373.70
  4. Step 4: Simplify right side
    19,160.58x = 297,532,965.34
  5. Step 5: Solve for x
    x = 297,532,965.34/19,160.58
  6. Step 6: Final answer
    x = 15,528.39

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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.