Home / 29,263.64-40,383.69-15,835.13

Finding the Fourth Proportional to 29,263.64, 40,383.69 and 15,835.13

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Solution

The fourth proportional to 29,263.64, 40,383.69 and 15,835.13 is: 21,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,263.64 : 40,383.69 = 15,835.13 : x
  2. Step 2: Convert to fraction form
    29,263.64/40,383.69 = 15,835.13/x
  3. Step 3: Cross multiply
    29,263.64x = 40,383.69 × 15,835.13
  4. Step 4: Simplify right side
    29,263.64x = 639,480,779.11
  5. Step 5: Solve for x
    x = 639,480,779.11/29,263.64
  6. Step 6: Final answer
    x = 21,852.40

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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.