Home / 35,905.08-53,784.72-18,124.77

Finding the Fourth Proportional to 35,905.08, 53,784.72 and 18,124.77

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Solution

The fourth proportional to 35,905.08, 53,784.72 and 18,124.77 is: 27,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,905.08 : 53,784.72 = 18,124.77 : x
  2. Step 2: Convert to fraction form
    35,905.08/53,784.72 = 18,124.77/x
  3. Step 3: Cross multiply
    35,905.08x = 53,784.72 × 18,124.77
  4. Step 4: Simplify right side
    35,905.08x = 974,835,679.51
  5. Step 5: Solve for x
    x = 974,835,679.51/35,905.08
  6. Step 6: Final answer
    x = 27,150.36

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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.