Home / 25,282.79-34,875.23-16,335.57

Finding the Fourth Proportional to 25,282.79, 34,875.23 and 16,335.57

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Solution

The fourth proportional to 25,282.79, 34,875.23 and 16,335.57 is: 22,533.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.79 : 34,875.23 = 16,335.57 : x
  2. Step 2: Convert to fraction form
    25,282.79/34,875.23 = 16,335.57/x
  3. Step 3: Cross multiply
    25,282.79x = 34,875.23 × 16,335.57
  4. Step 4: Simplify right side
    25,282.79x = 569,706,810.04
  5. Step 5: Solve for x
    x = 569,706,810.04/25,282.79
  6. Step 6: Final answer
    x = 22,533.38

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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.