Home / 35,557.52-53,295.21-13,356.72

Finding the Fourth Proportional to 35,557.52, 53,295.21 and 13,356.72

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Solution

The fourth proportional to 35,557.52, 53,295.21 and 13,356.72 is: 20,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,557.52 : 53,295.21 = 13,356.72 : x
  2. Step 2: Convert to fraction form
    35,557.52/53,295.21 = 13,356.72/x
  3. Step 3: Cross multiply
    35,557.52x = 53,295.21 × 13,356.72
  4. Step 4: Simplify right side
    35,557.52x = 711,849,197.31
  5. Step 5: Solve for x
    x = 711,849,197.31/35,557.52
  6. Step 6: Final answer
    x = 20,019.66

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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.