Home / 13,710.08-20,444.73-13,585.34

Finding the Fourth Proportional to 13,710.08, 20,444.73 and 13,585.34

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Solution

The fourth proportional to 13,710.08, 20,444.73 and 13,585.34 is: 20,258.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,710.08 : 20,444.73 = 13,585.34 : x
  2. Step 2: Convert to fraction form
    13,710.08/20,444.73 = 13,585.34/x
  3. Step 3: Cross multiply
    13,710.08x = 20,444.73 × 13,585.34
  4. Step 4: Simplify right side
    13,710.08x = 277,748,608.26
  5. Step 5: Solve for x
    x = 277,748,608.26/13,710.08
  6. Step 6: Final answer
    x = 20,258.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.