Home / 19,470.04-29,212.98-9,075.40

Finding the Fourth Proportional to 19,470.04, 29,212.98 and 9,075.40

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Solution

The fourth proportional to 19,470.04, 29,212.98 and 9,075.40 is: 13,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470.04 : 29,212.98 = 9,075.40 : x
  2. Step 2: Convert to fraction form
    19,470.04/29,212.98 = 9,075.40/x
  3. Step 3: Cross multiply
    19,470.04x = 29,212.98 × 9,075.40
  4. Step 4: Simplify right side
    19,470.04x = 265,119,478.69
  5. Step 5: Solve for x
    x = 265,119,478.69/19,470.04
  6. Step 6: Final answer
    x = 13,616.79

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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.