Home / 35,439.26-53,165.40-14,664.38

Finding the Fourth Proportional to 35,439.26, 53,165.40 and 14,664.38

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Solution

The fourth proportional to 35,439.26, 53,165.40 and 14,664.38 is: 21,999.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.26 : 53,165.40 = 14,664.38 : x
  2. Step 2: Convert to fraction form
    35,439.26/53,165.40 = 14,664.38/x
  3. Step 3: Cross multiply
    35,439.26x = 53,165.40 × 14,664.38
  4. Step 4: Simplify right side
    35,439.26x = 779,637,628.45
  5. Step 5: Solve for x
    x = 779,637,628.45/35,439.26
  6. Step 6: Final answer
    x = 21,999.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.