Home / 12,877.34-19,316.00-7,030.76

Finding the Fourth Proportional to 12,877.34, 19,316.00 and 7,030.76

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Solution

The fourth proportional to 12,877.34, 19,316.00 and 7,030.76 is: 10,546.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877.34 : 19,316.00 = 7,030.76 : x
  2. Step 2: Convert to fraction form
    12,877.34/19,316.00 = 7,030.76/x
  3. Step 3: Cross multiply
    12,877.34x = 19,316.00 × 7,030.76
  4. Step 4: Simplify right side
    12,877.34x = 135,806,081.16
  5. Step 5: Solve for x
    x = 135,806,081.16/12,877.34
  6. Step 6: Final answer
    x = 10,546.13

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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.