Home / 26,718.16-36,870.18-14,781.52

Finding the Fourth Proportional to 26,718.16, 36,870.18 and 14,781.52

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Solution

The fourth proportional to 26,718.16, 36,870.18 and 14,781.52 is: 20,398.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.16 : 36,870.18 = 14,781.52 : x
  2. Step 2: Convert to fraction form
    26,718.16/36,870.18 = 14,781.52/x
  3. Step 3: Cross multiply
    26,718.16x = 36,870.18 × 14,781.52
  4. Step 4: Simplify right side
    26,718.16x = 544,997,303.07
  5. Step 5: Solve for x
    x = 544,997,303.07/26,718.16
  6. Step 6: Final answer
    x = 20,398.01

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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.