Home / 30,913.98-46,365.59-14,272.59

Finding the Fourth Proportional to 30,913.98, 46,365.59 and 14,272.59

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Solution

The fourth proportional to 30,913.98, 46,365.59 and 14,272.59 is: 21,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,913.98 : 46,365.59 = 14,272.59 : x
  2. Step 2: Convert to fraction form
    30,913.98/46,365.59 = 14,272.59/x
  3. Step 3: Cross multiply
    30,913.98x = 46,365.59 × 14,272.59
  4. Step 4: Simplify right side
    30,913.98x = 661,756,984.82
  5. Step 5: Solve for x
    x = 661,756,984.82/30,913.98
  6. Step 6: Final answer
    x = 21,406.40

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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.