Home / 19,378.04-29,061.28-7,533.65

Finding the Fourth Proportional to 19,378.04, 29,061.28 and 7,533.65

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Solution

The fourth proportional to 19,378.04, 29,061.28 and 7,533.65 is: 11,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378.04 : 29,061.28 = 7,533.65 : x
  2. Step 2: Convert to fraction form
    19,378.04/29,061.28 = 7,533.65/x
  3. Step 3: Cross multiply
    19,378.04x = 29,061.28 × 7,533.65
  4. Step 4: Simplify right side
    19,378.04x = 218,937,594.14
  5. Step 5: Solve for x
    x = 218,937,594.14/19,378.04
  6. Step 6: Final answer
    x = 11,298.23

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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.