Home / 47,412.13-65,423.16-26,190.13

Finding the Fourth Proportional to 47,412.13, 65,423.16 and 26,190.13

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Solution

The fourth proportional to 47,412.13, 65,423.16 and 26,190.13 is: 36,139.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,412.13 : 65,423.16 = 26,190.13 : x
  2. Step 2: Convert to fraction form
    47,412.13/65,423.16 = 26,190.13/x
  3. Step 3: Cross multiply
    47,412.13x = 65,423.16 × 26,190.13
  4. Step 4: Simplify right side
    47,412.13x = 1,713,440,607.34
  5. Step 5: Solve for x
    x = 1,713,440,607.34/47,412.13
  6. Step 6: Final answer
    x = 36,139.29

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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.