Home / 14,870.70-22,303.62-5,515.08

Finding the Fourth Proportional to 14,870.70, 22,303.62 and 5,515.08

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Solution

The fourth proportional to 14,870.70, 22,303.62 and 5,515.08 is: 8,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,870.70 : 22,303.62 = 5,515.08 : x
  2. Step 2: Convert to fraction form
    14,870.70/22,303.62 = 5,515.08/x
  3. Step 3: Cross multiply
    14,870.70x = 22,303.62 × 5,515.08
  4. Step 4: Simplify right side
    14,870.70x = 123,006,248.59
  5. Step 5: Solve for x
    x = 123,006,248.59/14,870.70
  6. Step 6: Final answer
    x = 8,271.72

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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.