Home / 19,070.34-26,316.99-10,686.84

Finding the Fourth Proportional to 19,070.34, 26,316.99 and 10,686.84

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Solution

The fourth proportional to 19,070.34, 26,316.99 and 10,686.84 is: 14,747.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,070.34 : 26,316.99 = 10,686.84 : x
  2. Step 2: Convert to fraction form
    19,070.34/26,316.99 = 10,686.84/x
  3. Step 3: Cross multiply
    19,070.34x = 26,316.99 × 10,686.84
  4. Step 4: Simplify right side
    19,070.34x = 281,245,461.41
  5. Step 5: Solve for x
    x = 281,245,461.41/19,070.34
  6. Step 6: Final answer
    x = 14,747.79

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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.