Home / 19,470.67-26,869.53-10,518.17

Finding the Fourth Proportional to 19,470.67, 26,869.53 and 10,518.17

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Solution

The fourth proportional to 19,470.67, 26,869.53 and 10,518.17 is: 14,515.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470.67 : 26,869.53 = 10,518.17 : x
  2. Step 2: Convert to fraction form
    19,470.67/26,869.53 = 10,518.17/x
  3. Step 3: Cross multiply
    19,470.67x = 26,869.53 × 10,518.17
  4. Step 4: Simplify right side
    19,470.67x = 282,618,189.46
  5. Step 5: Solve for x
    x = 282,618,189.46/19,470.67
  6. Step 6: Final answer
    x = 14,515.07

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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.