Home / 23,458.16-35,210.95-20,807.13

Finding the Fourth Proportional to 23,458.16, 35,210.95 and 20,807.13

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Solution

The fourth proportional to 23,458.16, 35,210.95 and 20,807.13 is: 31,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.16 : 35,210.95 = 20,807.13 : x
  2. Step 2: Convert to fraction form
    23,458.16/35,210.95 = 20,807.13/x
  3. Step 3: Cross multiply
    23,458.16x = 35,210.95 × 20,807.13
  4. Step 4: Simplify right side
    23,458.16x = 732,638,762.06
  5. Step 5: Solve for x
    x = 732,638,762.06/23,458.16
  6. Step 6: Final answer
    x = 31,231.72

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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.