Home / 35,447.04-53,182.80-15,739.38

Finding the Fourth Proportional to 35,447.04, 53,182.80 and 15,739.38

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Solution

The fourth proportional to 35,447.04, 53,182.80 and 15,739.38 is: 23,614.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447.04 : 53,182.80 = 15,739.38 : x
  2. Step 2: Convert to fraction form
    35,447.04/53,182.80 = 15,739.38/x
  3. Step 3: Cross multiply
    35,447.04x = 53,182.80 × 15,739.38
  4. Step 4: Simplify right side
    35,447.04x = 837,064,298.66
  5. Step 5: Solve for x
    x = 837,064,298.66/35,447.04
  6. Step 6: Final answer
    x = 23,614.50

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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.