Home / 14,428.60-19,913.66-10,448.26

Finding the Fourth Proportional to 14,428.60, 19,913.66 and 10,448.26

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Solution

The fourth proportional to 14,428.60, 19,913.66 and 10,448.26 is: 14,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428.60 : 19,913.66 = 10,448.26 : x
  2. Step 2: Convert to fraction form
    14,428.60/19,913.66 = 10,448.26/x
  3. Step 3: Cross multiply
    14,428.60x = 19,913.66 × 10,448.26
  4. Step 4: Simplify right side
    14,428.60x = 208,063,097.23
  5. Step 5: Solve for x
    x = 208,063,097.23/14,428.60
  6. Step 6: Final answer
    x = 14,420.19

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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.