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Finding the Fourth Proportional to 17,674.40, 26,510.95 and 4,347.45

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Solution

The fourth proportional to 17,674.40, 26,510.95 and 4,347.45 is: 6,521.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,674.40 : 26,510.95 = 4,347.45 : x
  2. Step 2: Convert to fraction form
    17,674.40/26,510.95 = 4,347.45/x
  3. Step 3: Cross multiply
    17,674.40x = 26,510.95 × 4,347.45
  4. Step 4: Simplify right side
    17,674.40x = 115,255,018.71
  5. Step 5: Solve for x
    x = 115,255,018.71/17,674.40
  6. Step 6: Final answer
    x = 6,521.01

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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.