Home / 40,890.16-61,322.28-17,510.32

Finding the Fourth Proportional to 40,890.16, 61,322.28 and 17,510.32

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Solution

The fourth proportional to 40,890.16, 61,322.28 and 17,510.32 is: 26,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,890.16 : 61,322.28 = 17,510.32 : x
  2. Step 2: Convert to fraction form
    40,890.16/61,322.28 = 17,510.32/x
  3. Step 3: Cross multiply
    40,890.16x = 61,322.28 × 17,510.32
  4. Step 4: Simplify right side
    40,890.16x = 1,073,772,745.93
  5. Step 5: Solve for x
    x = 1,073,772,745.93/40,890.16
  6. Step 6: Final answer
    x = 26,259.93

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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.