Home / 47,384.48-65,391-26,165.36

Finding the Fourth Proportional to 47,384.48, 65,391 and 26,165.36

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Solution

The fourth proportional to 47,384.48, 65,391 and 26,165.36 is: 36,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,384.48 : 65,391 = 26,165.36 : x
  2. Step 2: Convert to fraction form
    47,384.48/65,391 = 26,165.36/x
  3. Step 3: Cross multiply
    47,384.48x = 65,391 × 26,165.36
  4. Step 4: Simplify right side
    47,384.48x = 1,710,979,055.76
  5. Step 5: Solve for x
    x = 1,710,979,055.76/47,384.48
  6. Step 6: Final answer
    x = 36,108.43

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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.