Home / 19,541.56-29,263.70-13,670.68

Finding the Fourth Proportional to 19,541.56, 29,263.70 and 13,670.68

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Solution

The fourth proportional to 19,541.56, 29,263.70 and 13,670.68 is: 20,471.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.56 : 29,263.70 = 13,670.68 : x
  2. Step 2: Convert to fraction form
    19,541.56/29,263.70 = 13,670.68/x
  3. Step 3: Cross multiply
    19,541.56x = 29,263.70 × 13,670.68
  4. Step 4: Simplify right side
    19,541.56x = 400,054,678.32
  5. Step 5: Solve for x
    x = 400,054,678.32/19,541.56
  6. Step 6: Final answer
    x = 20,471.99

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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.