Home / 25,394.68-35,054.06-15,323.55

Finding the Fourth Proportional to 25,394.68, 35,054.06 and 15,323.55

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Solution

The fourth proportional to 25,394.68, 35,054.06 and 15,323.55 is: 21,152.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,394.68 : 35,054.06 = 15,323.55 : x
  2. Step 2: Convert to fraction form
    25,394.68/35,054.06 = 15,323.55/x
  3. Step 3: Cross multiply
    25,394.68x = 35,054.06 × 15,323.55
  4. Step 4: Simplify right side
    25,394.68x = 537,152,547.97
  5. Step 5: Solve for x
    x = 537,152,547.97/25,394.68
  6. Step 6: Final answer
    x = 21,152.17

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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.