Home / 19,011.16-28,506.95-6,527.81

Finding the Fourth Proportional to 19,011.16, 28,506.95 and 6,527.81

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Solution

The fourth proportional to 19,011.16, 28,506.95 and 6,527.81 is: 9,788.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.16 : 28,506.95 = 6,527.81 : x
  2. Step 2: Convert to fraction form
    19,011.16/28,506.95 = 6,527.81/x
  3. Step 3: Cross multiply
    19,011.16x = 28,506.95 × 6,527.81
  4. Step 4: Simplify right side
    19,011.16x = 186,087,892.75
  5. Step 5: Solve for x
    x = 186,087,892.75/19,011.16
  6. Step 6: Final answer
    x = 9,788.35

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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.