Home / 32,838.09-45,313.86-19,409.91

Finding the Fourth Proportional to 32,838.09, 45,313.86 and 19,409.91

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Solution

The fourth proportional to 32,838.09, 45,313.86 and 19,409.91 is: 26,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,838.09 : 45,313.86 = 19,409.91 : x
  2. Step 2: Convert to fraction form
    32,838.09/45,313.86 = 19,409.91/x
  3. Step 3: Cross multiply
    32,838.09x = 45,313.86 × 19,409.91
  4. Step 4: Simplify right side
    32,838.09x = 879,537,944.35
  5. Step 5: Solve for x
    x = 879,537,944.35/32,838.09
  6. Step 6: Final answer
    x = 26,784.08

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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.