Home / 45,943.12-63,430.86-35,853.76

Finding the Fourth Proportional to 45,943.12, 63,430.86 and 35,853.76

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Solution

The fourth proportional to 45,943.12, 63,430.86 and 35,853.76 is: 49,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,943.12 : 63,430.86 = 35,853.76 : x
  2. Step 2: Convert to fraction form
    45,943.12/63,430.86 = 35,853.76/x
  3. Step 3: Cross multiply
    45,943.12x = 63,430.86 × 35,853.76
  4. Step 4: Simplify right side
    45,943.12x = 2,274,234,831.03
  5. Step 5: Solve for x
    x = 2,274,234,831.03/45,943.12
  6. Step 6: Final answer
    x = 49,501.10

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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.