Home / 13,836.84-19,095-7,549.32

Finding the Fourth Proportional to 13,836.84, 19,095 and 7,549.32

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Solution

The fourth proportional to 13,836.84, 19,095 and 7,549.32 is: 10,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.84 : 19,095 = 7,549.32 : x
  2. Step 2: Convert to fraction form
    13,836.84/19,095 = 7,549.32/x
  3. Step 3: Cross multiply
    13,836.84x = 19,095 × 7,549.32
  4. Step 4: Simplify right side
    13,836.84x = 144,154,265.40
  5. Step 5: Solve for x
    x = 144,154,265.40/13,836.84
  6. Step 6: Final answer
    x = 10,418.15

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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.