Home / 26,398.02-39,590.10-9,762.80

Finding the Fourth Proportional to 26,398.02, 39,590.10 and 9,762.80

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Solution

The fourth proportional to 26,398.02, 39,590.10 and 9,762.80 is: 14,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.02 : 39,590.10 = 9,762.80 : x
  2. Step 2: Convert to fraction form
    26,398.02/39,590.10 = 9,762.80/x
  3. Step 3: Cross multiply
    26,398.02x = 39,590.10 × 9,762.80
  4. Step 4: Simplify right side
    26,398.02x = 386,510,228.28
  5. Step 5: Solve for x
    x = 386,510,228.28/26,398.02
  6. Step 6: Final answer
    x = 14,641.64

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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.