Home / 26,749.29-36,931.95-16,681.80

Finding the Fourth Proportional to 26,749.29, 36,931.95 and 16,681.80

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Solution

The fourth proportional to 26,749.29, 36,931.95 and 16,681.80 is: 23,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.29 : 36,931.95 = 16,681.80 : x
  2. Step 2: Convert to fraction form
    26,749.29/36,931.95 = 16,681.80/x
  3. Step 3: Cross multiply
    26,749.29x = 36,931.95 × 16,681.80
  4. Step 4: Simplify right side
    26,749.29x = 616,091,403.51
  5. Step 5: Solve for x
    x = 616,091,403.51/26,749.29
  6. Step 6: Final answer
    x = 23,032.07

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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.