Home / 25,675.27-35,430.60-14,342.51

Finding the Fourth Proportional to 25,675.27, 35,430.60 and 14,342.51

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Solution

The fourth proportional to 25,675.27, 35,430.60 and 14,342.51 is: 19,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,675.27 : 35,430.60 = 14,342.51 : x
  2. Step 2: Convert to fraction form
    25,675.27/35,430.60 = 14,342.51/x
  3. Step 3: Cross multiply
    25,675.27x = 35,430.60 × 14,342.51
  4. Step 4: Simplify right side
    25,675.27x = 508,163,734.81
  5. Step 5: Solve for x
    x = 508,163,734.81/25,675.27
  6. Step 6: Final answer
    x = 19,791.95

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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.