Home / 12,373.48-18,547.26-4,976.20

Finding the Fourth Proportional to 12,373.48, 18,547.26 and 4,976.20

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Solution

The fourth proportional to 12,373.48, 18,547.26 and 4,976.20 is: 7,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.48 : 18,547.26 = 4,976.20 : x
  2. Step 2: Convert to fraction form
    12,373.48/18,547.26 = 4,976.20/x
  3. Step 3: Cross multiply
    12,373.48x = 18,547.26 × 4,976.20
  4. Step 4: Simplify right side
    12,373.48x = 92,294,875.21
  5. Step 5: Solve for x
    x = 92,294,875.21/12,373.48
  6. Step 6: Final answer
    x = 7,459.09

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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.