Home / 12,559.17-17,316.81-10,313.85

Finding the Fourth Proportional to 12,559.17, 17,316.81 and 10,313.85

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Solution

The fourth proportional to 12,559.17, 17,316.81 and 10,313.85 is: 14,220.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.17 : 17,316.81 = 10,313.85 : x
  2. Step 2: Convert to fraction form
    12,559.17/17,316.81 = 10,313.85/x
  3. Step 3: Cross multiply
    12,559.17x = 17,316.81 × 10,313.85
  4. Step 4: Simplify right side
    12,559.17x = 178,602,980.82
  5. Step 5: Solve for x
    x = 178,602,980.82/12,559.17
  6. Step 6: Final answer
    x = 14,220.92

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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.