Home / 35,657.07-53,471.25-13,458.39

Finding the Fourth Proportional to 35,657.07, 53,471.25 and 13,458.39

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Solution

The fourth proportional to 35,657.07, 53,471.25 and 13,458.39 is: 20,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,657.07 : 53,471.25 = 13,458.39 : x
  2. Step 2: Convert to fraction form
    35,657.07/53,471.25 = 13,458.39/x
  3. Step 3: Cross multiply
    35,657.07x = 53,471.25 × 13,458.39
  4. Step 4: Simplify right side
    35,657.07x = 719,636,936.29
  5. Step 5: Solve for x
    x = 719,636,936.29/35,657.07
  6. Step 6: Final answer
    x = 20,182.17

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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.