Home / 25,303.77-34,918.95-13,973.25

Finding the Fourth Proportional to 25,303.77, 34,918.95 and 13,973.25

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Solution

The fourth proportional to 25,303.77, 34,918.95 and 13,973.25 is: 19,282.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,303.77 : 34,918.95 = 13,973.25 : x
  2. Step 2: Convert to fraction form
    25,303.77/34,918.95 = 13,973.25/x
  3. Step 3: Cross multiply
    25,303.77x = 34,918.95 × 13,973.25
  4. Step 4: Simplify right side
    25,303.77x = 487,931,218.09
  5. Step 5: Solve for x
    x = 487,931,218.09/25,303.77
  6. Step 6: Final answer
    x = 19,282.95

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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.