Home / 28,492.19-39,315.06-17,885.24

Finding the Fourth Proportional to 28,492.19, 39,315.06 and 17,885.24

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Solution

The fourth proportional to 28,492.19, 39,315.06 and 17,885.24 is: 24,679.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,492.19 : 39,315.06 = 17,885.24 : x
  2. Step 2: Convert to fraction form
    28,492.19/39,315.06 = 17,885.24/x
  3. Step 3: Cross multiply
    28,492.19x = 39,315.06 × 17,885.24
  4. Step 4: Simplify right side
    28,492.19x = 703,159,283.71
  5. Step 5: Solve for x
    x = 703,159,283.71/28,492.19
  6. Step 6: Final answer
    x = 24,679.02

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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.