Home / 15,402.99-23,107.35-4,875.66

Finding the Fourth Proportional to 15,402.99, 23,107.35 and 4,875.66

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Solution

The fourth proportional to 15,402.99, 23,107.35 and 4,875.66 is: 7,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,402.99 : 23,107.35 = 4,875.66 : x
  2. Step 2: Convert to fraction form
    15,402.99/23,107.35 = 4,875.66/x
  3. Step 3: Cross multiply
    15,402.99x = 23,107.35 × 4,875.66
  4. Step 4: Simplify right side
    15,402.99x = 112,663,582.10
  5. Step 5: Solve for x
    x = 112,663,582.10/15,402.99
  6. Step 6: Final answer
    x = 7,314.40

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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.