Home / 30,323.16-45,490.01-9,262.35

Finding the Fourth Proportional to 30,323.16, 45,490.01 and 9,262.35

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Solution

The fourth proportional to 30,323.16, 45,490.01 and 9,262.35 is: 13,895.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,323.16 : 45,490.01 = 9,262.35 : x
  2. Step 2: Convert to fraction form
    30,323.16/45,490.01 = 9,262.35/x
  3. Step 3: Cross multiply
    30,323.16x = 45,490.01 × 9,262.35
  4. Step 4: Simplify right side
    30,323.16x = 421,344,347.81
  5. Step 5: Solve for x
    x = 421,344,347.81/30,323.16
  6. Step 6: Final answer
    x = 13,895.13

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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.