Home / 15,917.10-23,875.65-15,528.30

Finding the Fourth Proportional to 15,917.10, 23,875.65 and 15,528.30

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Solution

The fourth proportional to 15,917.10, 23,875.65 and 15,528.30 is: 23,292.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.10 : 23,875.65 = 15,528.30 : x
  2. Step 2: Convert to fraction form
    15,917.10/23,875.65 = 15,528.30/x
  3. Step 3: Cross multiply
    15,917.10x = 23,875.65 × 15,528.30
  4. Step 4: Simplify right side
    15,917.10x = 370,748,255.90
  5. Step 5: Solve for x
    x = 370,748,255.90/15,917.10
  6. Step 6: Final answer
    x = 23,292.45

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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.