Home / 25,303.69-34,919.36-13,973.17

Finding the Fourth Proportional to 25,303.69, 34,919.36 and 13,973.17

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Solution

The fourth proportional to 25,303.69, 34,919.36 and 13,973.17 is: 19,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,303.69 : 34,919.36 = 13,973.17 : x
  2. Step 2: Convert to fraction form
    25,303.69/34,919.36 = 13,973.17/x
  3. Step 3: Cross multiply
    25,303.69x = 34,919.36 × 13,973.17
  4. Step 4: Simplify right side
    25,303.69x = 487,934,153.57
  5. Step 5: Solve for x
    x = 487,934,153.57/25,303.69
  6. Step 6: Final answer
    x = 19,283.12

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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.