Home / 25,018.16-34,510.02-16,520.36

Finding the Fourth Proportional to 25,018.16, 34,510.02 and 16,520.36

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Solution

The fourth proportional to 25,018.16, 34,510.02 and 16,520.36 is: 22,788.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,018.16 : 34,510.02 = 16,520.36 : x
  2. Step 2: Convert to fraction form
    25,018.16/34,510.02 = 16,520.36/x
  3. Step 3: Cross multiply
    25,018.16x = 34,510.02 × 16,520.36
  4. Step 4: Simplify right side
    25,018.16x = 570,117,954.01
  5. Step 5: Solve for x
    x = 570,117,954.01/25,018.16
  6. Step 6: Final answer
    x = 22,788.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.