Home / 26,392.13-36,421.73-15,061.40

Finding the Fourth Proportional to 26,392.13, 36,421.73 and 15,061.40

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Solution

The fourth proportional to 26,392.13, 36,421.73 and 15,061.40 is: 20,785.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,392.13 : 36,421.73 = 15,061.40 : x
  2. Step 2: Convert to fraction form
    26,392.13/36,421.73 = 15,061.40/x
  3. Step 3: Cross multiply
    26,392.13x = 36,421.73 × 15,061.40
  4. Step 4: Simplify right side
    26,392.13x = 548,562,244.22
  5. Step 5: Solve for x
    x = 548,562,244.22/26,392.13
  6. Step 6: Final answer
    x = 20,785.07

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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.