Home / 45,657.60-63,014.40-26,803.20

Finding the Fourth Proportional to 45,657.60, 63,014.40 and 26,803.20

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Solution

The fourth proportional to 45,657.60, 63,014.40 and 26,803.20 is: 36,992.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,657.60 : 63,014.40 = 26,803.20 : x
  2. Step 2: Convert to fraction form
    45,657.60/63,014.40 = 26,803.20/x
  3. Step 3: Cross multiply
    45,657.60x = 63,014.40 × 26,803.20
  4. Step 4: Simplify right side
    45,657.60x = 1,688,987,566.08
  5. Step 5: Solve for x
    x = 1,688,987,566.08/45,657.60
  6. Step 6: Final answer
    x = 36,992.47

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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.