Home / 14,048.34-19,378.40-9,010.71

Finding the Fourth Proportional to 14,048.34, 19,378.40 and 9,010.71

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Solution

The fourth proportional to 14,048.34, 19,378.40 and 9,010.71 is: 12,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,048.34 : 19,378.40 = 9,010.71 : x
  2. Step 2: Convert to fraction form
    14,048.34/19,378.40 = 9,010.71/x
  3. Step 3: Cross multiply
    14,048.34x = 19,378.40 × 9,010.71
  4. Step 4: Simplify right side
    14,048.34x = 174,613,097.61
  5. Step 5: Solve for x
    x = 174,613,097.61/14,048.34
  6. Step 6: Final answer
    x = 12,429.45

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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.