Home / 25,915.23-38,848.22-10,130.39

Finding the Fourth Proportional to 25,915.23, 38,848.22 and 10,130.39

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Solution

The fourth proportional to 25,915.23, 38,848.22 and 10,130.39 is: 15,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,915.23 : 38,848.22 = 10,130.39 : x
  2. Step 2: Convert to fraction form
    25,915.23/38,848.22 = 10,130.39/x
  3. Step 3: Cross multiply
    25,915.23x = 38,848.22 × 10,130.39
  4. Step 4: Simplify right side
    25,915.23x = 393,547,374.51
  5. Step 5: Solve for x
    x = 393,547,374.51/25,915.23
  6. Step 6: Final answer
    x = 15,185.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.