Home / 19,521.23-29,281.76-4,730.13

Finding the Fourth Proportional to 19,521.23, 29,281.76 and 4,730.13

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Solution

The fourth proportional to 19,521.23, 29,281.76 and 4,730.13 is: 7,095.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.23 : 29,281.76 = 4,730.13 : x
  2. Step 2: Convert to fraction form
    19,521.23/29,281.76 = 4,730.13/x
  3. Step 3: Cross multiply
    19,521.23x = 29,281.76 × 4,730.13
  4. Step 4: Simplify right side
    19,521.23x = 138,506,531.43
  5. Step 5: Solve for x
    x = 138,506,531.43/19,521.23
  6. Step 6: Final answer
    x = 7,095.17

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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.