Home / 35,420.46-53,122.17-10,453.77

Finding the Fourth Proportional to 35,420.46, 53,122.17 and 10,453.77

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Solution

The fourth proportional to 35,420.46, 53,122.17 and 10,453.77 is: 15,678.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,420.46 : 53,122.17 = 10,453.77 : x
  2. Step 2: Convert to fraction form
    35,420.46/53,122.17 = 10,453.77/x
  3. Step 3: Cross multiply
    35,420.46x = 53,122.17 × 10,453.77
  4. Step 4: Simplify right side
    35,420.46x = 555,326,947.08
  5. Step 5: Solve for x
    x = 555,326,947.08/35,420.46
  6. Step 6: Final answer
    x = 15,678.14

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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.