Home / 19,457.34-26,849.61-10,959

Finding the Fourth Proportional to 19,457.34, 26,849.61 and 10,959

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Solution

The fourth proportional to 19,457.34, 26,849.61 and 10,959 is: 15,122.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.34 : 26,849.61 = 10,959 : x
  2. Step 2: Convert to fraction form
    19,457.34/26,849.61 = 10,959/x
  3. Step 3: Cross multiply
    19,457.34x = 26,849.61 × 10,959
  4. Step 4: Simplify right side
    19,457.34x = 294,244,875.99
  5. Step 5: Solve for x
    x = 294,244,875.99/19,457.34
  6. Step 6: Final answer
    x = 15,122.56

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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.