Home / 53,518.95-80,272.08-14,079.15

Finding the Fourth Proportional to 53,518.95, 80,272.08 and 14,079.15

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Solution

The fourth proportional to 53,518.95, 80,272.08 and 14,079.15 is: 21,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518.95 : 80,272.08 = 14,079.15 : x
  2. Step 2: Convert to fraction form
    53,518.95/80,272.08 = 14,079.15/x
  3. Step 3: Cross multiply
    53,518.95x = 80,272.08 × 14,079.15
  4. Step 4: Simplify right side
    53,518.95x = 1,130,162,655.13
  5. Step 5: Solve for x
    x = 1,130,162,655.13/53,518.95
  6. Step 6: Final answer
    x = 21,117.06

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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.