Home / 35,657.91-53,499.06-13,477.68

Finding the Fourth Proportional to 35,657.91, 53,499.06 and 13,477.68

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Solution

The fourth proportional to 35,657.91, 53,499.06 and 13,477.68 is: 20,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,657.91 : 53,499.06 = 13,477.68 : x
  2. Step 2: Convert to fraction form
    35,657.91/53,499.06 = 13,477.68/x
  3. Step 3: Cross multiply
    35,657.91x = 53,499.06 × 13,477.68
  4. Step 4: Simplify right side
    35,657.91x = 721,043,210.98
  5. Step 5: Solve for x
    x = 721,043,210.98/35,657.91
  6. Step 6: Final answer
    x = 20,221.13

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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.