Home / 40,587.86-60,887.49-12,510.18

Finding the Fourth Proportional to 40,587.86, 60,887.49 and 12,510.18

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Solution

The fourth proportional to 40,587.86, 60,887.49 and 12,510.18 is: 18,767.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,587.86 : 60,887.49 = 12,510.18 : x
  2. Step 2: Convert to fraction form
    40,587.86/60,887.49 = 12,510.18/x
  3. Step 3: Cross multiply
    40,587.86x = 60,887.49 × 12,510.18
  4. Step 4: Simplify right side
    40,587.86x = 761,713,459.65
  5. Step 5: Solve for x
    x = 761,713,459.65/40,587.86
  6. Step 6: Final answer
    x = 18,767.03

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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.