Home / 14,987.40-22,483.80-6,223.20

Finding the Fourth Proportional to 14,987.40, 22,483.80 and 6,223.20

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Solution

The fourth proportional to 14,987.40, 22,483.80 and 6,223.20 is: 9,335.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.40 : 22,483.80 = 6,223.20 : x
  2. Step 2: Convert to fraction form
    14,987.40/22,483.80 = 6,223.20/x
  3. Step 3: Cross multiply
    14,987.40x = 22,483.80 × 6,223.20
  4. Step 4: Simplify right side
    14,987.40x = 139,921,184.16
  5. Step 5: Solve for x
    x = 139,921,184.16/14,987.40
  6. Step 6: Final answer
    x = 9,335.92

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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.