Home / 35,746.22-49,332.02-20,641.65

Finding the Fourth Proportional to 35,746.22, 49,332.02 and 20,641.65

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Solution

The fourth proportional to 35,746.22, 49,332.02 and 20,641.65 is: 28,486.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.22 : 49,332.02 = 20,641.65 : x
  2. Step 2: Convert to fraction form
    35,746.22/49,332.02 = 20,641.65/x
  3. Step 3: Cross multiply
    35,746.22x = 49,332.02 × 20,641.65
  4. Step 4: Simplify right side
    35,746.22x = 1,018,294,187.42
  5. Step 5: Solve for x
    x = 1,018,294,187.42/35,746.22
  6. Step 6: Final answer
    x = 28,486.77

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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.