Home / 38,875.92-53,665.02-26,307.96

Finding the Fourth Proportional to 38,875.92, 53,665.02 and 26,307.96

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Solution

The fourth proportional to 38,875.92, 53,665.02 and 26,307.96 is: 36,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,875.92 : 53,665.02 = 26,307.96 : x
  2. Step 2: Convert to fraction form
    38,875.92/53,665.02 = 26,307.96/x
  3. Step 3: Cross multiply
    38,875.92x = 53,665.02 × 26,307.96
  4. Step 4: Simplify right side
    38,875.92x = 1,411,817,199.56
  5. Step 5: Solve for x
    x = 1,411,817,199.56/38,875.92
  6. Step 6: Final answer
    x = 36,315.98

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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.